APA (7th ed.) Citation

Gosse, P. H. Omphalos: An Attempt to Untie the Geological Knot.

Chicago Style (17th ed.) Citation

Gosse, Philip Henry. Omphalos: An Attempt to Untie the Geological Knot.

MLA (9th ed.) Citation

Gosse, Philip Henry. Omphalos: An Attempt to Untie the Geological Knot.

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