Cita APA (7a ed.)

Shrock, R. R. (1948). Sequence in layered rocks: A study of features and structures useful for determining top bottom or order of succession in bedded and tabular rock bodies. McGraw-Hill.

Cita Chicago Style (17a ed.)

Shrock, Robert R. Sequence in Layered Rocks: A Study of Features and Structures Useful for Determining Top Bottom or Order of Succession in Bedded and Tabular Rock Bodies. New York: McGraw-Hill, 1948.

Cita MLA (8a ed.)

Shrock, Robert R. Sequence in Layered Rocks: A Study of Features and Structures Useful for Determining Top Bottom or Order of Succession in Bedded and Tabular Rock Bodies. McGraw-Hill, 1948.