Sex is still a laughing matter. [electronic resource] . — [1st ed.. — Chicago] : Playboy Press, [1972]. — 189 p. 18 cm. LCCN: 72088584 Subjects--Topical Terms: American prose literature--20th century.American fiction--20th century.Sex--Humor. LC Class. No.: PS648.S47 / S4 Dewey Class. No.: 817/.5/409353