<ARTICLE> 5
<LEGEND>  This schedule contains summary financial information extracted from
the registrant's financial statements as of and for the period ended January 31,
1998 and is qualified in its entirety by reference to such financial statements.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                         APR-30-1998
<PERIOD-START>                            MAY-01-1997
<PERIOD-END>                              JAN-31-1998
<CASH>                                        686,107
<SECURITIES>                                        0         
<RECEIVABLES>                               8,897,430
<ALLOWANCES>                                  397,000
<INVENTORY>                                 1,119,234
<CURRENT-ASSETS>                           11,393,827 
<PP&E>                                     10,255,773
<DEPRECIATION>                              6,514,792
<TOTAL-ASSETS>                             19,243,260
<CURRENT-LIABILITIES>                       9,665,071
<BONDS>                                             0
<PREFERRED-MANDATORY>                               0
<PREFERRED>                                         0
<COMMON>                                    2,066,231        
<OTHER-SE>                                  7,139,370
<TOTAL-LIABILITY-AND-EQUITY>               19,243,260
<SALES>                                    13,145,526 
<TOTAL-REVENUES>                           26,800,558
<CGS>                                       2,128,824         
<TOTAL-COSTS>                              11,796,149 
<OTHER-EXPENSES>                           11,984,910
<LOSS-PROVISION>                               23,462
<INTEREST-EXPENSE>                             93,059
<INCOME-PRETAX>                               802,648
<INCOME-TAX>                                  256,035
<INCOME-CONTINUING>                           546,613
<DISCONTINUED>                                      0 
<EXTRAORDINARY>                                     0
<CHANGES>                                           0 
<NET-INCOME>                                  546,613
<EPS-PRIMARY>                                     .14
<EPS-DILUTED>                                     .14