Hill, Polly
The gold coart cocoa farmer : a premilinary survey Polly Hill
London Oxford University Press 1956,
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Kelley, Jeff
Learn cocoa touch for iOS
Springer, 2012
eBooks
Heijbroek, A.M.A.
The cocoa and chocolate market
Rabobank International Group, 1995
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Heijbroek, A.M.A.
The cocoa and chocolate market
Rabobank International Group, 1995
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Adams, F. Gerard
Econometric models of world agricultural commodity markets cocoa, coffee, tea, wool, cotton, sugar, wheat, rice F. Gerard Adams and Jere R. Behrman
Mass. Ballinger Pub. Co , 1976
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