Vance, P. (1977). Developments in broadacre grain sorghum and maize cropping in the Lowlands of P.N.G. and some thoughts on grain production in the Highlands.
Chicago Style (17th ed.) CitationVance, P.N. Developments in Broadacre Grain Sorghum and Maize Cropping in the Lowlands of P.N.G. and Some Thoughts on Grain Production in the Highlands. 1977.
MLA (9th ed.) CitationVance, P.N. Developments in Broadacre Grain Sorghum and Maize Cropping in the Lowlands of P.N.G. and Some Thoughts on Grain Production in the Highlands. 1977.
Warning: These citations may not always be 100% accurate.