Cita APA (7a ed.)

MACDONALD. (1982). The Macdonald Encyclopedia of Shells. Macdonald & Co.

Cita Chicago Style (17a ed.)

MACDONALD. The Macdonald Encyclopedia of Shells. London & Sidney: Macdonald & Co, 1982.

Cita MLA (9a ed.)

MACDONALD. The Macdonald Encyclopedia of Shells. Macdonald & Co, 1982.