APA ציטוט

Marr, J. E. (1905). The principles of stratigraphical geology. Cambridge University Press.

Chicago Style (17th ed.) Citation

Marr, John Edward. The Principles of Stratigraphical Geology. Cambridge: Cambridge University Press, 1905.

ציטוט MLA

Marr, John Edward. The Principles of Stratigraphical Geology. Cambridge University Press, 1905.