Brown, J. R., & Wardell, D. B. (1980). Teaching and coaching gymnastics for men and women. John Wiley & Sons.
Citazione stile Chigago Style (17a edizione)Brown, James R., e David B. Wardell. Teaching and Coaching Gymnastics for Men and Women. Nueva York: John Wiley & Sons, 1980.
Citatione MLA (9a ed.)Brown, James R., e David B. Wardell. Teaching and Coaching Gymnastics for Men and Women. John Wiley & Sons, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.