Citazione Stile APA (7a Edizione)

Santos, C. (1977). Sweet potato marketing in the Philippines. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture.

Citazione stile Chigago Style (17a edizione)

Santos, C.L.G. Sweet Potato Marketing in the Philippines. Quezon City: Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture, 1977.

Citatione MLA (9a ed.)

Santos, C.L.G. Sweet Potato Marketing in the Philippines. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture, 1977.