Citazione Stile APA (7a Edizione)

Cortez, F. M., & Castro, H. O. (2016). The art of effective oral communication. Book ATBP Publishing Corp.

Citazione stile Chigago Style (17a edizione)

Cortez, Felicitas M., e Herminia O. Castro. The Art of Effective Oral Communication. Mandaluyong City: Book ATBP Publishing Corp, 2016.

Citatione MLA (9a ed.)

Cortez, Felicitas M., e Herminia O. Castro. The Art of Effective Oral Communication. Book ATBP Publishing Corp, 2016.