Muller, J.P. . <br/><br/>
My System: 15 Minutes Exercise a Day for Health`s Sake /  Textual Documents 
J.P.Muller. 
 - 1st ed. / 
 - London :  Link House ,  1930. 
 - 121p. :  ill ;  22cm . 
<br/><br/><label>Subjects--Index Terms: </label>Physical Execises G-Technology 
<br/><br/><label>Dewey Class. No.: </label>613.72  / M 914 M