Cita APA (7th ed.)

Callow, R., & Brasier, M. (2009). A solution to Darwin's dilemma of 1859: Exceptional preservation in Salter's material from the late Ediacaran Longmyndian Supergroup, England.

Cita Chicago (17th ed.)

Callow, R., i M. Brasier. A Solution to Darwin's Dilemma of 1859: Exceptional Preservation in Salter's Material from the Late Ediacaran Longmyndian Supergroup, England. 2009.

Cita MLA (9th ed.)

Callow, R., i M. Brasier. A Solution to Darwin's Dilemma of 1859: Exceptional Preservation in Salter's Material from the Late Ediacaran Longmyndian Supergroup, England. 2009.