Cita APA (7a ed.)
Yang, W. (1965). Methods of farmmanagement investigations for improving farm productivity: <Rev.ed.>. Food and Agriculture Organization of the United Nations.
Cita Chicago Style (17a ed.)
Yang, W.J. Methods of Farmmanagement Investigations for Improving Farm Productivity: <Rev.ed.>. Rome: Food and Agriculture Organization of the United Nations, 1965.
Cita MLA (9a ed.)
Yang, W.J. Methods of Farmmanagement Investigations for Improving Farm Productivity: <Rev.ed.>. Food and Agriculture Organization of the United Nations, 1965.
Precaución: Estas citas no son 100% exactas.