Cita APA (7th ed.)

Covar, P. R. (1960). The Masagana/Margate system of planting rice: A study of an agricultural innovation. [s.n.].

Cita Chicago (17th ed.)

Covar, Prospero R. The Masagana/Margate System of Planting Rice: A Study of an Agricultural Innovation. Quezon City: [s.n.], 1960.

Cita MLA (9th ed.)

Covar, Prospero R. The Masagana/Margate System of Planting Rice: A Study of an Agricultural Innovation. [s.n.], 1960.