Guare, John Six degrees of separation: a play by John Guare. - 1st Vintage Books ed. - New York : Vintage Books, c1990. - xiii, 120 p. ; 21 cm. ISBN: 0679734813 : $9.95 ($13.50 Can.) LCCN: 90050588 Subjects--Topical Terms: Literature LC Class. No.: PS3557.U2 / S59 1990 Dewey Class. No.: 812.54