Lisbon 1912
JOHNSON, W.H.
COCOA: ITS CULTIVATION AND PREPARATION.
pp. 186. (Imperial Institute.)
London 1912
AUTHOR NOT GIVEN.
CACAO CULTURE IN THE WEST INDIES
pp. 75.
Havana. (Published by German Alkali Works, Cuba.) 1912
HENRY, Yves.
LE CACAO.
pp. 103.
Paris 1913