APA (7th ed.) Citation

Titus, R. (2007). Other side of time: Essays by "the Catskill geologist". Purple Mountain Press.

Chicago Style (17th ed.) Citation

Titus, Robert. Other Side of Time: Essays by "the Catskill Geologist". Fleischmanns, N.Y.: Purple Mountain Press, 2007.

MLA (9th ed.) Citation

Titus, Robert. Other Side of Time: Essays by "the Catskill Geologist". Purple Mountain Press, 2007.