Hartmann Hudson Thomas 1914 <br/><br/>
Plant Propagation Principles And Practices By Hudson T Hartmann And Dale E Kester 

 -  Englewood Cliffs N.J. Prentice-Hall [1975] 
 - 662 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>013680991X