Introduction for the history of agriculture /
Denoon, Donald.
Introduction for the history of agriculture / Donald Denoon. - [Port Moresby] : University of Papua New Guinea ; Dept. of Primary Industry, [1979]. - [17 leaves]. - History of Agriculture working paper ; no. 39 .
55052205
Agriculture--History.--Papua New Guinea
Introduction for the history of agriculture / Donald Denoon. - [Port Moresby] : University of Papua New Guinea ; Dept. of Primary Industry, [1979]. - [17 leaves]. - History of Agriculture working paper ; no. 39 .
55052205
Agriculture--History.--Papua New Guinea