Thomas Craven Film Corporation, Barbieri, E., & Fratello, L. (2004). Backyard soccer drills. Youth Sports Club.
Cita Chicago Style (17a ed.)Thomas Craven Film Corporation, Ernest Barbieri, y Lou Fratello. Backyard Soccer Drills. Valley Cottage, NY: Youth Sports Club, 2004.
Cita MLA (8a ed.)Thomas Craven Film Corporation, et al. Backyard Soccer Drills. Youth Sports Club, 2004.
Precaución: Estas citas no son 100% exactas.