Symposium on origin and phytogeography of angiosperms 

 - Lucknow:   Birbal Sahni Institute of Palaeobotany,   1974 
 - 83p. 
 - Special publication no. 1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Symposium
<br/><br/><label>Universal Decimal Class. No.: </label>581.9(082.2)  / L4