Cita APA (7a ed.)

Philippines (Republic). Office of the President. Presidential Economic Staff. (1969). Provincial profile of Laguna. The Office.

Cita Chicago Style (17a ed.)

Philippines (Republic). Office of the President. Presidential Economic Staff. Provincial Profile of Laguna. [Manila: The Office, 1969.

Cita MLA (9a ed.)

Philippines (Republic). Office of the President. Presidential Economic Staff. Provincial Profile of Laguna. The Office, 1969.