APA-referens

Steve Luck. (1992). Nature encyclopedia: A comprehensive guide to the earth and its natural history. George Philip limited.

Chicago-stil citat

Steve Luck. Nature Encyclopedia: A Comprehensive Guide to the Earth and Its Natural History. Verlag: George Philip limited, 1992.

MLA-referens

Steve Luck. Nature Encyclopedia: A Comprehensive Guide to the Earth and Its Natural History. George Philip limited, 1992.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.