Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.