Brinders, E.M. <br/><br/>
The morphology and histology of the genital system of Trigonephrus Gypsinus and Trigonephrus Latezonatus   : Gastropoda : pulmonata 
/ by E.M. Brinders and W.F. Sirgel, ... 
. - Stellenbosch  : University of Stellenbosch, 1992
. - 27 p.  ; 30 cm. 
<br/><br/><label>Source: </label> Don 
<br/><br/><label>Universal Decimal Class. No.: </label>594.3