Head, J.J <br/><br/>
discovering biology : teacher's guide 
by J.J.Head 
 - London  Oxford University Press  1972 
 - 48p.; 20 cm.- 
<br/><br/> A book of problems in vertabrate zoology with special refernce to man 
<br/><br/><label>Dewey Class. No.: </label>574.1  / HEA