Costes, Nick. <br/><br/>
Interval training / 
by Nick Costes. 
 - Mountain View, CA :  World Publications,  1972. 
 - 80 p. :  ill. ;  22 cm. 
 - Runner's book ;  no. 16 .
 - Runner's book ;  no. 16. .
<br/><br/><label>ISBN: </label>0890370192 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Running--Training.