Cita APA (7th ed.)

Philippines (Republic). National Grains Authority. (1973). Grains registration and licensing. s.n.

Cita Chicago (17th ed.)

Philippines (Republic). National Grains Authority. Grains Registration and Licensing. [Quezon City: s.n, 1973.

Cita MLA (9th ed.)

Philippines (Republic). National Grains Authority. Grains Registration and Licensing. s.n, 1973.

Atenció: Aquestes cites poden no estar 100% correctes.