APA (7th ed.) Citation

HARPER W M. (1977). OPERATIONAL RESEARCH. MACDONALD & EVANS.

Chicago Style (17th ed.) Citation

HARPER W M. OPERATIONAL RESEARCH. LONDON: MACDONALD & EVANS, 1977.

MLA (9th ed.) Citation

HARPER W M. OPERATIONAL RESEARCH. MACDONALD & EVANS, 1977.

Warning: These citations may not always be 100% accurate.