Bowlby, John. <br/><br/>
Child Care and the Growth of Love / 

 - pp. 254. Penguin Books:   Harmondsworth,   1965. 
 - [Pelican Books. no. A271.] .
<br/><br/><label>ISBN: </label>0140202714 
<br/><br/><label>LC Class. No.: </label>HQ772