APA-viite

Preman P S & Jippu Jacob. (1996). Development and testing of a large Diameter Pit Digger for Laterite Terrain. Department of Farm Power Machinery and Energy, Kelappaji College of Agricultural Engineering and Technology.

Chicago-tyylinen lähdeviittaus

Preman P S ja Jippu Jacob. Development and Testing of a Large Diameter Pit Digger for Laterite Terrain. Tavanur: Department of Farm Power Machinery and Energy, Kelappaji College of Agricultural Engineering and Technology, 1996.

MLA-viite

Preman P S ja Jippu Jacob. Development and Testing of a Large Diameter Pit Digger for Laterite Terrain. Department of Farm Power Machinery and Energy, Kelappaji College of Agricultural Engineering and Technology, 1996.