AgEagle Aerial Systems (UAVS) SC 13D EnerJex Resources / Working Interest Holding ownership change

EXHIBIT A

JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13D with respect to the Common Stock, $0.001 par value, of EnerJex Resources, Inc. is, and any amendments thereto signed by each of the undersigned shall be, filed pursuant to and in accordance with the provisions of Rule 13(d)-1(k) under the Securities Exchange Act of 1934, as amended.

Dated: January 10, 2011

WORKING INTEREST HOLDING, LLC
By:	/s/    Sam S. Boan
Name:	Sam S. Boan
Title:	Manager

/s/    James G. Miller

James G. Miller

/s/    James D. Loeffelbein

James D. Loeffelbein

/s/    John A. Loeffelbein

John A. Loeffelbein

/s/    Sam S. Boan

Sam S. Boan