APA aipamena

Nyland, J., & Johnson, D. (2004). Collegiate Football Players Display More Active Cervical Spine Mobility Than High School Football Players. National Athletic Trainers' Association, Inc.

Chicago Style aipamena

Nyland, John, and Darren Johnson. Collegiate Football Players Display More Active Cervical Spine Mobility Than High School Football Players. National Athletic Trainers' Association, Inc, 2004.

MLA aipamena

Nyland, John, and Darren Johnson. Collegiate Football Players Display More Active Cervical Spine Mobility Than High School Football Players. National Athletic Trainers' Association, Inc, 2004.