APA-viite

Karthikeyan,C, & Venkata Pirabu,J. (2003). Indigenous farm tools used by agricultural labourers in sugarcane based farming system: Department of agricultural extension & rural Sociology. Centre for Agricultural and Rural Development Studies.

Chicago-tyylinen lähdeviittaus

Karthikeyan,C, ja Venkata Pirabu,J. Indigenous Farm Tools Used by Agricultural Labourers in Sugarcane Based Farming System: Department of Agricultural Extension & Rural Sociology. Coimbatore: Centre for Agricultural and Rural Development Studies, 2003.

MLA-viite

Karthikeyan,C, ja Venkata Pirabu,J. Indigenous Farm Tools Used by Agricultural Labourers in Sugarcane Based Farming System: Department of Agricultural Extension & Rural Sociology. Centre for Agricultural and Rural Development Studies, 2003.