Biology of reproduction in mammals :    proceedings of the symposium of the Society for the study of fertility held in Nairobi,Kenya April , 1968 /  
edited by J.S. Perry and I.W. Rowlands 
 - Oxford :    Blackwell Scientific Publications ,    1969. 
 - Journal of reproduction and fertility supplement    no.6 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Mammals -- Reproducion.
<br/><br/><label>Dewey Class. No.: </label>591.6 BIO