APA (7th ed.) Citation

Johnson, R. M. M. (1970). An economic analysis of soil conservation and land retirement on South Island high country. Agriculture Economics Research Unit.

Chicago Style (17th ed.) Citation

Johnson, R. M. M. An Economic Analysis of Soil Conservation and Land Retirement on South Island High Country. [Lincoln College]: Agriculture Economics Research Unit, 1970.

MLA (8th ed.) Citation

Johnson, R. M. M. An Economic Analysis of Soil Conservation and Land Retirement on South Island High Country. Agriculture Economics Research Unit, 1970.