Kenneth, John H. (John Henry) <br/><br/>
Gestation periods :  a table and bibliography / 
compiled by J.H. Kenneth ; with additions by G.R. Ritchie. 
 - 3rd ed. 
 - Farnham Royal (England) :  Commonwealth Agricultural Bureaux,  1953. 
 - Technical communication (Commonwealth Bureau of Animal Breeding and Genetics) ;  no. 5. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pregnancy.<br/>Pregnancy -- Bibliography.--Pregnancy -- Bibliography.