Citazione Stile APA (7a Edizione)

Gregorio, A. (2000). Oil of Wintergreen. University of the Philippines Press.

Citazione stile Chigago Style (17a edizione)

Gregorio, Alex. Oil of Wintergreen. Quezon City: University of the Philippines Press, 2000.

Citatione MLA (9a ed.)

Gregorio, Alex. Oil of Wintergreen. University of the Philippines Press, 2000.