Knox, David,  1943-, <br/><br/>
Marriage happiness :  a behavioral approach to counseling / 
David Knox. 
 - Champaign, Illinois :  Research Press,  (c)1971. 
 - xi, 171 pages :  illistrations ;  22 cm. 
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<br/><br/><label>LCCN: </label>72075100 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marriage.
<br/><br/><label>LC Class. No.: </label>BF637  / .M377 1971 BF637