APA (7e ed.) Bronvermelding

Philippines (Republic) Division of Agricultural Economics. (1957). Philippine agricultural atlas, 1957. [s.n.].

Chicago (17e ed.) Bronvermelding

Philippines (Republic) Division of Agricultural Economics. Philippine Agricultural Atlas, 1957. Diliman, Quezon City: [s.n.], 1957.

MLA (9e ed.) Bronvermelding

Philippines (Republic) Division of Agricultural Economics. Philippine Agricultural Atlas, 1957. [s.n.], 1957.