00639nam a22001937a 4500 12353 12353 OSt 20260113143611.0 140630b xxu||||| |||| 00| 0 eng d 0340060972 CUK eng CUK CUK HD3271 .H44 1968 1527 Helm, Franz C. The Economics of Co-operative Enterprise [by] Franz C. Helm. London, [published for] the Co-operative College, Tanzania [by] University of London P.,, 1968. 1968. 246 p. : illus., index. 23 cm. Includes index 1528 Cooperative societies. ddc BOOK