Williams, C. N., Chew, W. Y., & Rajaratnam, J. A. (1980). Tree and Field Crops of the Wetter Regions of the Tropics (BP-326/95.). English Language Book Society/Longman.
Citace podle Chicago (17th ed.)Williams, C. N., W. Y. Chew, a J. A. Rajaratnam. Tree and Field Crops of the Wetter Regions of the Tropics. BP-326/95. [Unknown Place]: English Language Book Society/Longman, 1980.
Citace podle MLA (9th ed.)Williams, C. N., et al. Tree and Field Crops of the Wetter Regions of the Tropics. BP-326/95. English Language Book Society/Longman, 1980.
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