Cita APA (7th ed.)

Williams, M., & Siveter, D. (2008). The earliest leperditicope arthropod: A new genus from the Ordovician of Spitsbergen.

Cita Chicago (17th ed.)

Williams, M., i D. Siveter. The Earliest Leperditicope Arthropod: A New Genus from the Ordovician of Spitsbergen. 2008.

Cita MLA (9th ed.)

Williams, M., i D. Siveter. The Earliest Leperditicope Arthropod: A New Genus from the Ordovician of Spitsbergen. 2008.