Cita APA (7a ed.)

Koli, L. (1969). Geographical variation of Cottus gobio L. (Pisces, Cottidae) in Northern Europe. [Tekijä].

Cita Chicago Style (17a ed.)

Koli, Lauri. Geographical Variation of Cottus Gobio L. (Pisces, Cottidae) in Northern Europe. Hki: [Tekijä], 1969.

Cita MLA (8a ed.)

Koli, Lauri. Geographical Variation of Cottus Gobio L. (Pisces, Cottidae) in Northern Europe. [Tekijä], 1969.