Cita APA

Marshall, S. M., & Orr, A. P. (1972). Biology of a marine copepod. Springer- Verlag.

Chicago Edition Citation

Marshall, S. M., i A. P. Orr. Biology of a Marine Copepod. Berlin: Springer- Verlag, 1972.

Cita MLA

Marshall, S. M., i A. P. Orr. Biology of a Marine Copepod. Springer- Verlag, 1972.