ASPT-IOPB index of current taxonomic research/ 
Compiled by R. C. Jackson. 
 - Utrecht:  International Bureau for Plant Taxonomy and Nomenclature of the International Association for Plant Taxonomy,  1966. 
 - 72 p.  25 cm. 
 - Regnum vegetabile  v. 43 .
<br/><br/><label>LCCN: </label>67007195 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants--Classification--Research--Indexes.
<br/><br/><label>LC Class. No.: </label>QK96  / .R4 vol. 43 
<br/><br/><label>Dewey Class. No.: </label>581/.01/2