International... (1976). International stratigraphy guide - A guide to stratigraphy classcification, terminology and procedure - Editotr Hollis D. Hedberg. John Wiley & Sons.
Chicago Style (17th ed.) CitationInternational... International Stratigraphy Guide - A Guide to Stratigraphy Classcification, Terminology and Procedure - Editotr Hollis D. Hedberg. John Wiley & Sons, 1976.
MLA (8th ed.) CitationInternational... International Stratigraphy Guide - A Guide to Stratigraphy Classcification, Terminology and Procedure - Editotr Hollis D. Hedberg. John Wiley & Sons, 1976.
Warning: These citations may not always be 100% accurate.