Singh, S. Coffee, Tea, and Cocoa. Baltimore: The Johns Hopkins Univ. Press, 1977 129 с. : с диагр. 0-8018-1869-9.
Singh, S. Coffee, Tea, and Cocoa. Baltimore: The Johns Hopkins Univ. Press, 1977 129 с. : с диагр. 0-8018-1869-9.
Singh, S. (1977) Coffee, Tea, and Cocoa, Baltimore: The Johns Hopkins Univ. Press 129 с. : с диагр. 0-8018-1869-9.
Singh, S. (1977). Coffee, Tea, and Cocoa. Market Prospects a. Development Lending. Baltimore: The Johns Hopkins Univ. Press, 129 с. : с диагр.
Singh S. Coffee, Tea, and Cocoa: Market Prospects a. Development Lending. Baltimore: The Johns Hopkins Univ. Press; 1977. p. 129 с. : с диагр. ISBN: 0-8018-1869-9.