Gaya APA

Hillier, F, S., Lieberman, G, J. (2001). Introduction to Operations Research 7th Ed (7th Ed). United Stated of America: McGraw-Hill, Inc.

Gaya MLA

Hillier, Frederick, S., Lieberman, Gerald, J. "Introduction to Operations Research 7th Ed". 7th Ed United Stated of America: McGraw-Hill, Inc, 2001. Text.