Goulart, Ron. <br/><br/>
A talent for the invisible/ 
Ron Goulart. 
 - New York:  Daw Books,  1973. 
 - 144 p.:  17 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science fiction, English -- Wit and humor
<br/><br/><label>LC Class. No.: </label>PZ7