Earl H. Fry ... [et al.] Fred L. Fry ... [et al.] Harry P. Hatry ... [et al.]. Earl R. Wilson...[et al.] Karl Marx ... [et al.] Karl Holl ... [et al.]. Karl Marx ... [et al.]. David Harley ... [et al.] Fadil H. Zuwaylif ... [et al.] ed. by M. Cary ... [et al.]
