APA (7th ed.) Zitazioa
DOWNING, J., & REBOLLO, J. (1999). PARENTS' PERCEPTIONS OF THE FACTORS ESSENTIAL FOR INTEGRATED PHYSICAL EDUCATION PROGRAMS.
Chicago Style (17th ed.) Zitazioa
DOWNING, J.H, eta J. REBOLLO. PARENTS' PERCEPTIONS OF THE FACTORS ESSENTIAL FOR INTEGRATED PHYSICAL EDUCATION PROGRAMS. 1999.
MLA (9th ed.) Zitazioa
DOWNING, J.H, eta J. REBOLLO. PARENTS' PERCEPTIONS OF THE FACTORS ESSENTIAL FOR INTEGRATED PHYSICAL EDUCATION PROGRAMS. 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.