APA (7th ed.) Citation

Sobrepena, A. I. C. (1997). George S. K. Ty. De La Salle University Press, Inc.

Chicago Style (17th ed.) Citation

Sobrepena, Anna Isabel C. George S. K. Ty. Manila: De La Salle University Press, Inc, 1997.

MLA (9th ed.) Citation

Sobrepena, Anna Isabel C. George S. K. Ty. De La Salle University Press, Inc, 1997.