APA Citation

Ludvigsen. (1979). Trilobites: (Fossils of Ontario,1). Leiden ; Boston: Brill.

Chicago Style Citation

Ludvigsen. Trilobites: (Fossils of Ontario,1). Leiden ; Boston: Brill, 1979.

MLA Citation

Ludvigsen. Trilobites: (Fossils of Ontario,1). Leiden ; Boston: Brill, 1979.

Warning: These citations may not always be 100% accurate.