Citazione Stile APA (7a Edizione)

Pagsanjan-Estrera, I. (2003). Drug use lower in public than private schools: Drug testing concluded in Metro Manila schools. Philippine Collegian.

Citazione stile Chigago Style (17a edizione)

Pagsanjan-Estrera, Iris. "Drug Use Lower in Public than Private Schools: Drug Testing Concluded in Metro Manila Schools." Philippine Collegian 2003.

Citatione MLA (9a ed.)

Pagsanjan-Estrera, Iris. "Drug Use Lower in Public than Private Schools: Drug Testing Concluded in Metro Manila Schools." Philippine Collegian, 2003.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.