APA (7e ed.) Bronvermelding

Kaplan, U., Kennedy, W., & Ernst, G. (1996). Stratigraphy and ammonite fauna of the Campanian in southeastern Munster.

Chicago (17e ed.) Bronvermelding

Kaplan, U., W. Kennedy, en G. Ernst. Stratigraphy and Ammonite Fauna of the Campanian in Southeastern Munster. 1996.

MLA (9e ed.) Bronvermelding

Kaplan, U., et al. Stratigraphy and Ammonite Fauna of the Campanian in Southeastern Munster. 1996.