Παραπομπή APA

Potter, P. E., & ...[et al.]. (1980). Sedimentology of shale- study guide and reference source. Springer-Verlag.

Παραπομπή Chicago Style

Potter, Paul E., και ...[et al.]. Sedimentology of Shale- Study Guide and Reference Source. New York: Springer-Verlag, 1980.

Παραπομπή MLA

Potter, Paul E., και ...[et al.]. Sedimentology of Shale- Study Guide and Reference Source. Springer-Verlag, 1980.