APA (7e ed.) Bronvermelding

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.

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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