APA-referens

NORMAN,M.J.T,PEARSON,C.J,SEARLE P.G.E. (1995). TROPICAL FOOD CROPS IN THEIR ENVIORMENT (SECOND.). CAMBRIDGE LOW PRICE.

Chicago-stil citat

NORMAN,M.J.T,PEARSON,C.J,SEARLE P.G.E. TROPICAL FOOD CROPS IN THEIR ENVIORMENT. SECOND. LONDON: CAMBRIDGE LOW PRICE, 1995.

MLA-referens

NORMAN,M.J.T,PEARSON,C.J,SEARLE P.G.E. TROPICAL FOOD CROPS IN THEIR ENVIORMENT. SECOND. CAMBRIDGE LOW PRICE, 1995.

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