Cita APA (7a ed.)

Ravina, M. C. V., & Da Silva, A. M. R. (2000). English in action: Texts and tasks for college freshmen (First edition.). Rex Book Store.

Cita Chicago Style (17a ed.)

Ravina, Maria Clara Valera, y Anna Marie Ravina Da Silva. English in Action: Texts and Tasks for College Freshmen. First edition. Manila: Rex Book Store, 2000.

Cita MLA (9a ed.)

Ravina, Maria Clara Valera, y Anna Marie Ravina Da Silva. English in Action: Texts and Tasks for College Freshmen. First edition. Rex Book Store, 2000.