Cita APA (7a ed.)

Kingsley, C., & Duve, M. (1912). The water-babies. Moritz Diesterweg.

Cita Chicago Style (17a ed.)

Kingsley, Charles, y Marie Duve. The Water-babies. Frankfurt am Main: Moritz Diesterweg, 1912.

Cita MLA (9a ed.)

Kingsley, Charles, y Marie Duve. The Water-babies. Moritz Diesterweg, 1912.