Cita APA (7th ed.)

Fabricius, F. H. (1977). Origin of marine oöids and grapestones. Schweizerbart.

Cita Chicago (17th ed.)

Fabricius, Frank H. Origin of Marine Oöids and Grapestones. Stuttgart: Schweizerbart, 1977.

Cita MLA (9th ed.)

Fabricius, Frank H. Origin of Marine Oöids and Grapestones. Schweizerbart, 1977.