APA (7th ed.) Citation

Johnson, J. H. (1949). An introduction to the study of organic limestones. [publisher not identified].

Chicago Style (17th ed.) Citation

Johnson, J. Harlan. An Introduction to the Study of Organic Limestones. Golden, Colo.: [publisher not identified], 1949.

MLA (9th ed.) Citation

Johnson, J. Harlan. An Introduction to the Study of Organic Limestones. [publisher not identified], 1949.