APA引文

Grabau, A. W. (1913). Principles of stratigraphy. A.G. Seiler.

Chicago Style (17th ed.) Citation

Grabau, Amadeus W. Principles of Stratigraphy. New York: A.G. Seiler, 1913.

MLA引文

Grabau, Amadeus W. Principles of Stratigraphy. A.G. Seiler, 1913.

警告：這些引文格式不一定是100％准確.