Helmreich, William B. The black crusaders : a case study of a Black militant organizati on / [by] William B. Helmreich. - New York : Harper & Row, [1973]. - x, 186 p. : ill. ; 21 cm. Based on the author's thesis, Washington University, St. Louis. Includes bibliographical references (p. 176-180.) ISBN: 0060427639 Subjects--Topical Terms: Black militant organizations -- United States. Dewey Class. No.: 322.420973