OPEN University of Sri Lanka Jayasooriya, H.T.R. Dassanayake, V.D. <br/><br/>
Zoology level 4 ZOU 2163: developmental biology- part 1 / 
by H.T.R.Jayasooriya, V.D.Dassanayake 
 - Nugegoda  The Open University of Sri Lanka  1996 
 - 105 p. 
<br/><br/><label>ISBN: </label>9552306361 
<br/><br/><label>Dewey Class. No.: </label>574  / OPE