TY - BOOK AU - Lass,R.A. TI - Cocoa production: : present constrains and priorities for research T2 - (World Bank Technical Paper; 39) SN - 0-8213-0512-3 AV - ERB PAM SB267.C59 CY - Washington, D.C. KW - Cocoa KW - Research KW - Cocoa Research ER -