Umadhay, A. (1978). Economic Issues in Regional Development in Western Visayas. Philippine Political Science Association.
Čikaški stil citiranja (17. izdanje)Umadhay, Alex. Economic Issues in Regional Development in Western Visayas. [S.l.]: Philippine Political Science Association, 1978.
MLA način citiranja (9. izdanje)Umadhay, Alex. Economic Issues in Regional Development in Western Visayas. Philippine Political Science Association, 1978.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.