Gaya APA
Business It's Nature and Environment An Introduction. (1984).
Ohio:
South-Western Publishing.
Gaya Chicago
Business It's Nature and Environment An Introduction.
Ed.10.
Ohio:
South-Western Publishing,
1984.
.
Gaya MLA
Business It's Nature and Environment An Introduction.
Ed.10.
Ohio:
South-Western Publishing,
1984.
.
Gaya Turabian
Business It's Nature and Environment An Introduction.
Ohio:
South-Western Publishing,
1984.
.