APA (7e ed.) Bronvermelding

Araneta University. Institute of Economic Studies and Social Action. (1966). Directed investments. [s.n.].

Chicago (17e ed.) Bronvermelding

Araneta University. Institute of Economic Studies and Social Action. Directed Investments. Malabon, Rizal: [s.n.], 1966.

MLA (9e ed.) Bronvermelding

Araneta University. Institute of Economic Studies and Social Action. Directed Investments. [s.n.], 1966.