Παραπομπή σε μορφή APA (7η εκδ.)

Kozyreva, M., & Kozyreva, E. H.G. Wells and A.K. Tolstoy: Maria Kozyreva. Elena Kozyreva. Lost worlds [&] and mad elephants : literature, science and technology 1700-1990.(1999).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Kozyreva, Maria, και Elena Kozyreva. "H.G. Wells and A.K. Tolstoy: Maria Kozyreva. Elena Kozyreva." Lost Worlds [&] and Mad Elephants : Literature, Science and Technology 1700-1990.(1999) .

Παραπομπή σε μορφή MLA (8th εκδ.)

Kozyreva, Maria, και Elena Kozyreva. "H.G. Wells and A.K. Tolstoy: Maria Kozyreva. Elena Kozyreva." Lost Worlds [&] and Mad Elephants : Literature, Science and Technology 1700-1990.(1999), .