English, P. G. (1980). Degree of foot abduction as a factor in performance of the vertical jump in children, ages 6-13. [publisher not identified].
Chicago Style (17th ed.) CitationEnglish, Philip Gerard. Degree of Foot Abduction as a Factor in Performance of the Vertical Jump in Children, Ages 6-13. [Place of publication not identified]: [publisher not identified], 1980.
MLA (9th ed.) CitationEnglish, Philip Gerard. Degree of Foot Abduction as a Factor in Performance of the Vertical Jump in Children, Ages 6-13. [publisher not identified], 1980.
Warning: These citations may not always be 100% accurate.