1950, G., P. et al.(1993).From the ground up : rethinking industrial agriculture / Peter Goering, Helena Norberg-Hodge, John Page .London:.
Gaya MLA
Goering, Peter,, 1950. et al."From the ground up : rethinking industrial agriculture / Peter Goering, Helena Norberg-Hodge, John Page".London:,1993.Textbook.