Welford,Richard, & Starkey,Richard. (1996). Business and the environment. Universities Press.
Čikaški stil citiranjaWelford,Richard, i Starkey,Richard. Business and the Environment. New Delhi: Universities Press, 1996.
MLA način citiranjaWelford,Richard, i Starkey,Richard. Business and the Environment. Universities Press, 1996.
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