Hulsen, Jan <br/><br/>
Young Stock Signals / 
Jan Hulsen  
 - Netherlands :  Rood Bont,  2018 
 - 72 p.  ill 
<br/><br/><label>ISBN: </label>978-90-8740-244-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cow