APA (7th ed.) Citation

Boardman, R. S. Fossil invertebrates. Blackwell.

Chicago Style (17th ed.) Citation

Boardman, Richard S. Fossil Invertebrates. Oxford <<[u.a.]>>: Blackwell.

MLA (9th ed.) Citation

Boardman, Richard S. Fossil Invertebrates. Blackwell.

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