Karp, Harvey. <br/><br/>
Happiest baby on the block  [videorecording] / 
Harvey Karp. 
 - [United States?] :  The Happiest Baby, Inc.,  c2006. 
 - 1 disc (68 min.) :  sd., col. ;  4 3/4 in. 
<br/><br/> "The new way to calm crying and help your baby sleep!"--Container insert.  90 minutes of calming sounds.  Bonus features: Twenty-five questions and answers from parents; Three effective calming sounds. 
<br/><br/><br/>Choice of English or Spanish track. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comforting of infants.<br/>Crying in infants.<br/>Infants--Sleep.<br/>Parent and child.