APA aipamena

Littlechild, S. C. (1977). Operational research for managers. P. Allan.

Chicago Style aipamena

Littlechild, S. C. Operational Research for Managers. Deddington: P. Allan, 1977.

MLA aipamena

Littlechild, S. C. Operational Research for Managers. P. Allan, 1977.