Texts for biologists / 
Comp. K. Kallis; Tartu State University ;. 
 - Tartu :  [s. n.],  1975. 
 - 196 p. ;  21 cm. 
<br/><br/>Bibliogr.: p. 194 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology