APA (7th ed.) Citation

Martin, R. G. (1969). Philippine constitutional law (Sixth edition.). PGA Publications Company.

Chicago Style (17th ed.) Citation

Martin, Ruperto G. Philippine Constitutional Law. Sixth edition. Manila: PGA Publications Company, 1969.

MLA (9th ed.) Citation

Martin, Ruperto G. Philippine Constitutional Law. Sixth edition. PGA Publications Company, 1969.

Warning: These citations may not always be 100% accurate.