Gupta, S. (1999). International encyclopaedia of global environment and social development: Environment and social issues. Sarup & sons.
Styl cytowania ChicagoGupta, Sunit. International Encyclopaedia of Global Environment and Social Development: Environment and Social Issues. New Delhi: Sarup & sons, 1999.
Styl cytowania MLAGupta, Sunit. International Encyclopaedia of Global Environment and Social Development: Environment and Social Issues. Sarup & sons, 1999.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..