APA (7e ed.) Bronvermelding

(2001). Maling paggamit ng backpack, maaring maging sanhi ng chronic back pain. Kabayan.

Chicago (17e ed.) Bronvermelding

"Maling Paggamit Ng Backpack, Maaring Maging Sanhi Ng Chronic Back Pain." Kabayan 2001.

MLA (9e ed.) Bronvermelding

"Maling Paggamit Ng Backpack, Maaring Maging Sanhi Ng Chronic Back Pain." Kabayan, 2001.

Let op: Deze citaties zijn niet altijd 100% accuraat.