Engels, Friederick <br/><br/>
The part played by labour in the transition from ape to man / 
Friederick, Engels 
 - Peking :  Foreign Language Press ,  1975 
 - 25p. ;  10 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labour economics
<br/><br/><label>Dewey Class. No.: </label>331  / ENG