APA aipamena

Popkin, B. M. An evaluation of alternate vitamin A interventions in the Philippines.

Chicago Style aipamena

Popkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines.

MLA aipamena

Popkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.