Lasley, John F. <br/><br/>
Genetics of livestock improvement / 
J.F. Lasley. 
 - Fourth edition 
 - New Jersey :  Prentice-Hall, INC., Englewood Cliffs,  1987. 
 - 477 p. 
<br/><br/><label>ISBN: </label>0-13-351206-1 025 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Livestock industry
<br/><br/><label>Subjects--Index Terms: </label>phenotypic expression of genes  variations in economic traits in farm