APA (7th ed.) Citation

Constantino, E. Sinorsoganon lessons. University of the Philippines.

Chicago Style (17th ed.) Citation

Constantino, Ernesto. Sinorsoganon Lessons. Quezon City: University of the Philippines.

MLA (9th ed.) Citation

Constantino, Ernesto. Sinorsoganon Lessons. University of the Philippines.

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