APA-referens

Muzik, T. J. (1970). Weed biology and controle. Mc Graw Hill Book company.

Chicago-stil citat

Muzik, T J. Weed Biology and Controle. London: Mc Graw Hill Book company, 1970.

MLA-referens

Muzik, T J. Weed Biology and Controle. Mc Graw Hill Book company, 1970.