Citação norma APA

Saal, J. S., & Saal, J. A. (1990). Physical Medicine and Rehabilitation: Lumbar Stabilizing Exercises for the Nonoperative Treatment of Disc Lesions.

Citação norma Chicago

Saal, Joel S., and Jeffrey A. Saal. Physical Medicine and Rehabilitation: Lumbar Stabilizing Exercises for the Nonoperative Treatment of Disc Lesions. 1990.

Citação norma MLA

Saal, Joel S., and Jeffrey A. Saal. Physical Medicine and Rehabilitation: Lumbar Stabilizing Exercises for the Nonoperative Treatment of Disc Lesions. 1990.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.