Cita APA

Harrison, R. J., & King, J. E. (1970). Marine mammals. H.U. Library.

Chicago Edition Citation

Harrison, Richard J., i Judith E. King. Marine Mammals. H.U. Library, 1970.

Cita MLA

Harrison, Richard J., i Judith E. King. Marine Mammals. H.U. Library, 1970.

Atenció: Aquestes cites poden no estar 100% correctes.