Mullins, Nicholas C. Theories and theory groups in contemporary American sociology [by] Nicholas C. Mullins with the assistance of Carolyn J. Mullins. - New York, Harper & Row [1973] - ix, 337 p. illus. 25 cm. Includes bibliographies. ISBN: 0060446498 LCCN: 73006229 Subjects--Topical Terms: Sociology.Sociology--Methodology.Knowledge, Sociology of. LC Class. No.: HM 24 / .M83