Gaya APA

ACKOFF, R., SASIENI, M, W. (1968). FUNDAMENTALS OF OPERATIONS RESEARCH . New York: John wiley and Sons,INC.,.

Gaya MLA

ACKOFF, Russell.L.., SASIENI, MAURICE, W.. "FUNDAMENTALS OF OPERATIONS RESEARCH". New York: John wiley and Sons,INC.,, 1968. Textbook.