Cita APA (7a ed.)

Wang, Y. (1949). Maquoketa brachiopoda of Iowa. Geological Society of America.

Cita Chicago Style (17a ed.)

Wang, Y. Maquoketa Brachiopoda of Iowa. Estados Unidos: Geological Society of America, 1949.

Cita MLA (8a ed.)

Wang, Y. Maquoketa Brachiopoda of Iowa. Geological Society of America, 1949.