Southwell, P. H., & Rothwell, T. M. (1977). Report on analysis of output/input energy ratios of food production in Ontario. School of Engineering, University of Guelph.
Chicago-Zitierstil (17. Ausg.)Southwell, P. H., und T. M. Rothwell. Report on Analysis of Output/input Energy Ratios of Food Production in Ontario. Guelph, Ont.: School of Engineering, University of Guelph, 1977.
MLA-Zitierstil (8. Ausg.)Southwell, P. H., und T. M. Rothwell. Report on Analysis of Output/input Energy Ratios of Food Production in Ontario. School of Engineering, University of Guelph, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.