Cita APA (7th ed.)

AHSAN,JAWAID, & SINHA,S.P. (2000). A Hand Book ON ECONOMIC zOOLOGY (9th ed.). Chand & Company Ltd..

Cita Chicago (17th ed.)

AHSAN,JAWAID, i SINHA,S.P. A Hand Book ON ECONOMIC ZOOLOGY. 9th ed. New Delhi: Chand & Company Ltd., 2000.

Cita MLA (9th ed.)

AHSAN,JAWAID, i SINHA,S.P. A Hand Book ON ECONOMIC ZOOLOGY. 9th ed. Chand & Company Ltd., 2000.