Schaefer, Richard T. Sociology : a brief introduction / Richard T. Schaefer. - 8th ed. - New York : McGraw-Hill, 2009. - xxx, 469 p. : ill. (chiefly col.), col. maps ; 28 cm. ISBN: 9780073404264 (alk. paper) 0073404268 (alk. paper) LCCN: 2008036020 LC Class. No.: HM51 .S324 2003 / .S324 2003 Dewey Class. No.: 301