574.5  / Op2e Unit 15, 16 <br/>
       Ecology Block D Man and ecology : Unit 15 Man and ecosystems, Unit 16 Man and communities of organisms 
 / prepared by an Open University course team 
 .- Milton Keynes: The Open University Press,  1974 
 .- 55p. 
.- ( Sciences: a third level course   
<br><u>ISBN:</u> 0335041558 
<br/><u>Subject Headings:</u> <br/>Sciences;
<br><U>Copy Details:</u><br> Acc. No.: <b>A70850</b>, Full Call No.: 574.5 Op2e Unit 15, 16,   Item type:  Books , Location: COMPACT STORAGE (BASEMENT), <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>