APA (7th ed.) Citation

Robertson, J. A. (1914). The Igorots of Lepanto. Bureau of Print.

Chicago Style (17th ed.) Citation

Robertson, James Alexander. The Igorots of Lepanto. Manila: Bureau of Print, 1914.

MLA (9th ed.) Citation

Robertson, James Alexander. The Igorots of Lepanto. Bureau of Print, 1914.

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