Canada.  Royal Canadian Air Force <br/><br/>
Physical fitness:  5BX 11-minute-a-day plan for men, XBX 12-minute-a-day plan for women 

 - Harmondsworth:  Penguin Books,  1964. 
 - 74 p. :  ill. ;  18 cm. 
<br/><br/> Two series of exercises developed by the Royal Canadian Air Force. 
<br/><br/><label>ISBN: </label>8914002055 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exercise.