Cita APA (7th ed.)

Ang, L., & Felipe, C. (1980). Socio-economic, production and marketing study, Iguig, Cagayan. Special Studies Division, Ministry of Agriculture.

Cita Chicago (17th ed.)

Ang, L.S, i C.T Felipe. Socio-economic, Production and Marketing Study, Iguig, Cagayan. Quezon City: Special Studies Division, Ministry of Agriculture, 1980.

Cita MLA (9th ed.)

Ang, L.S, i C.T Felipe. Socio-economic, Production and Marketing Study, Iguig, Cagayan. Special Studies Division, Ministry of Agriculture, 1980.