Gaya APA

Daughtrey, G., Lewis, C, G. (1979). Effective teaching strategies in secondary physical education (3rd ed). Philadelphia: W.B. Saunders.

Gaya MLA

Daughtrey, Greyson., Lewis, Clifford, Gray. "Effective teaching strategies in secondary physical education". 3rd ed Philadelphia: W.B. Saunders, 1979. Text.