APA-referens (7:e uppl.)

Piggot, G. J. (1992). Kikuyu grass farming for high production (2nd ed.). Northland Pasture.

Chicago-referens (17:e uppl.)

Piggot, G. J. Kikuyu Grass Farming for High Production. 2nd ed. Whangarei, New Zealand: Northland Pasture, 1992.

MLA-referens (9:e uppl.)

Piggot, G. J. Kikuyu Grass Farming for High Production. 2nd ed. Northland Pasture, 1992.