APA (7e ed.) Bronvermelding

Sancianco, Y. G. (1975). The progress of the Philippines: Economic, administrative and political studies. National Historical Institute.

Chicago (17e ed.) Bronvermelding

Sancianco, Y. Gozon. The Progress of the Philippines: Economic, Administrative and Political Studies. Manila: National Historical Institute, 1975.

MLA (9e ed.) Bronvermelding

Sancianco, Y. Gozon. The Progress of the Philippines: Economic, Administrative and Political Studies. National Historical Institute, 1975.