APA (7th ed.) Citation

Opelanio, C. (1979). Sweet potato socio-economic and marketing study: Part IX. Special Studies Division, Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Opelanio, C.T. Sweet Potato Socio-economic and Marketing Study: Part IX. Quezon City: Special Studies Division, Dept. of Agriculture, 1979.

MLA (9th ed.) Citation

Opelanio, C.T. Sweet Potato Socio-economic and Marketing Study: Part IX. Special Studies Division, Dept. of Agriculture, 1979.