Gaya APA
BROOKS, I., Weatherston, J. (1997).
The Business Environment Vhallenges And Changes .
London:
Palgrave Macmillan.
Gaya MLA
BROOKS, Ian., Weatherston, Jamie.
"The Business Environment Vhallenges And Changes".
London:
Palgrave Macmillan,
1997.
Text.