Gaya APA
Levin, Richard I. (1989).
Quantitative approach to management (7e).
New York:
McGraw Hill.
Gaya Chicago
Levin, Richard I.
Quantitative approach to management.
7e
New York:
McGraw Hill,
1989.
Buku.
Gaya MLA
Levin, Richard I.
Quantitative approach to management.
7e
New York:
McGraw Hill,
1989.
Buku.
Gaya Turabian
Levin, Richard I.
Quantitative approach to management.
7e
New York:
McGraw Hill,
1989.
Buku.