APA Style

BUFFA, E, S., NEWMAN, R, G. (1981). Programmed Learning Aid for Production and Operations Management (2). Illinois: Richard D. Irwin, Inc..

MLA Style

BUFFA, ELWOOD, S.., NEWMAN, RICHARD, G.. "Programmed Learning Aid for Production and Operations Management". 2 Illinois: Richard D. Irwin, Inc., 1981. Text.