(2001). Maling paggamit ng backpack, maaring maging sanhi ng chronic back pain. Kabayan.
Chicagoスタイル(17版)引用形式"Maling Paggamit Ng Backpack, Maaring Maging Sanhi Ng Chronic Back Pain." Kabayan 2001.
MLA(9版)引用形式"Maling Paggamit Ng Backpack, Maaring Maging Sanhi Ng Chronic Back Pain." Kabayan, 2001.
警告: この引用は必ずしも正確ではありません.