Health by muscular gymnastics,
APA Citation
Cromie, W. James., Gulick, L. Halsey. (1921). Health by muscular gymnastics. New York: American sports publishing co.
MLA Citation
Cromie, William James, 1877- [from old catalog], and Luther Halsey Gulick. Health by Muscular Gymnastics. New York: American sports publishing co, 1921.
Warning: These citations may not always be complete (especially for serials).