INGRAM, HAROLD E. Conference leaders' material covering principles and fundamentals of human relations. Vol.5. By Harold E. Ingram & C. J. Ingram. NM: exhibit p.1-4 in chap. on Problem analysis. © 19Mar59 (in notice: 1940); A716583. Harold E. Ingram & C. J. Ingram (A); 3Jan68; R426343.