Economic benefits of enhanced fitness.

Библиографические подробности
Главный автор:	Shephard, Roy J.
Формат:	‌
Язык:	English
Опубликовано:	Champaign, Ill. Human Kinetics c1986.
Предметы:	Physical fitness > Economic aspects > Canada. Labor and laboring classes > Physical training > Costs. > Canada. Physical fitness > Economic aspects. Labor and laboring classes > Physical training.