Hoyle, Fred. <br/><br/>
The nature of the universe / 
by Fred Hoyle. 
 - New York, N.Y. :  Harper & Row,  1950. 
 - vii, 142 p. : ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space sciences.<br/>Science.<br/>Cosmic physics.<br/>Աստղագիտություն<br/>Astronautics.