Sayaboc, L. (1978). Production and marketing of palay seed: Ilocos Region. Special Studies Division, Dept. of Agriculture.
Cita Chicago Style (17a ed.)Sayaboc, L.S. Production and Marketing of Palay Seed: Ilocos Region. Quezon City: Special Studies Division, Dept. of Agriculture, 1978.
Cita MLA (9a ed.)Sayaboc, L.S. Production and Marketing of Palay Seed: Ilocos Region. Special Studies Division, Dept. of Agriculture, 1978.
Precaución: Estas citas no son 100% exactas.