APA aipamena

Reyes, T. M. (2010). Calcium. IN An apple a day [column]: A user's guide. Philippine Star.

Chicago Style aipamena

Reyes, Tyrone M. "Calcium. IN An Apple a Day [column]: A User's Guide." Philippine Star 2010.

MLA aipamena

Reyes, Tyrone M. "Calcium. IN An Apple a Day [column]: A User's Guide." Philippine Star, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.