APA-referens (7:e uppl.)

GILLETT BILLY E. (1976). INTRODUCTION TO OPERATIONS RESEARCH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Chicago-referens (17:e uppl.)

GILLETT BILLY E. INTRODUCTION TO OPERATIONS RESEARCH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1976.

MLA-referens (9:e uppl.)

GILLETT BILLY E. INTRODUCTION TO OPERATIONS RESEARCH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1976.