Cita APA (7a ed.)

Fisher, J., Huxley, J. ., Barry, G., & Erni, H. (1960). Nature: Earth, plants, animals. Macdonald.

Cita Chicago Style (17a ed.)

Fisher, James, Julian Huxley, Gerald Barry, y Hans Erni. Nature: Earth, Plants, Animals. London: Macdonald, 1960.

Cita MLA (9a ed.)

Fisher, James, et al. Nature: Earth, Plants, Animals. Macdonald, 1960.