Παραπομπή APA

Prieto, J., & Carol Christensen, T. (2001). Nocturnal butterflies of the Russian empire. Faber and Faber.

Παραπομπή Chicago Style

Prieto, Jose-Manuel, και Thomas Carol Christensen. Nocturnal Butterflies of the Russian Empire. London: Faber and Faber, 2001.

Παραπομπή MLA

Prieto, Jose-Manuel, και Thomas Carol Christensen. Nocturnal Butterflies of the Russian Empire. Faber and Faber, 2001.