F. Ayala & P. Sainz de Baranda. (2010). Effect of active stretching on hip flexion range of motion: 15 versus 30 seconds. Asociación Española de Ciencias del Deporte.
Chicago Style (17th ed.) CitationF. Ayala and P. Sainz de Baranda. Effect of Active Stretching on Hip Flexion Range of Motion: 15 Versus 30 Seconds. Asociación Española de Ciencias del Deporte, 2010.
MLA (9th ed.) CitationF. Ayala and P. Sainz de Baranda. Effect of Active Stretching on Hip Flexion Range of Motion: 15 Versus 30 Seconds. Asociación Española de Ciencias del Deporte, 2010.
Warning: These citations may not always be 100% accurate.