Cherunilam, F. (1989). Business environment. Himalaya publishing house.
Chicago Style aipamenaCherunilam, Francis. Business Environment. Bombay: Himalaya publishing house, 1989.
MLA aipamenaCherunilam, Francis. Business Environment. Himalaya publishing house, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.