APA (7 वां संस्करण) प्रशस्ति पत्र

Sayaboc, L. (1978). Production and marketing of palay seed: Ilocos Region. Special Studies Division, Dept. of Agriculture.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Sayaboc, L.S. Production and Marketing of Palay Seed: Ilocos Region. Quezon City: Special Studies Division, Dept. of Agriculture, 1978.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Sayaboc, L.S. Production and Marketing of Palay Seed: Ilocos Region. Special Studies Division, Dept. of Agriculture, 1978.