Gaya APA

2019010462035, H, M, G, N, /. (1974). Modern business management: a systems and environmental approach (1). New York: McGraw Hill Book Compay.

Gaya MLA

2019010462035, HEMI, MARIHOT, GOLDFIRST, NAINGGOLAN, /. "Modern business management: a systems and environmental approach". 1 New York: McGraw Hill Book Compay, 1974. Text.