Gulick, L. H. (1902). Ten minutes' exercise for busy men: A complete course in physical education : five separate courses, free work, chest weights, dumb bells, wands, Indian clubs. American Sports Pub. Co..
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Gulick, Luther Halsey. Ten Minutes' Exercise for Busy Men: A Complete Course in Physical Education : Five Separate Courses, Free Work, Chest Weights, Dumb Bells, Wands, Indian Clubs. New York: American Sports Pub. Co., 1902.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Gulick, Luther Halsey. Ten Minutes' Exercise for Busy Men: A Complete Course in Physical Education : Five Separate Courses, Free Work, Chest Weights, Dumb Bells, Wands, Indian Clubs. American Sports Pub. Co., 1902.
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