From Cave Man to Cave Martian

MLA

von Ehrenfried, and Manfred "Dutch" von Ehrenfried. From Cave Man to Cave Martian. Springer International Publishing, 2019.

APA

von Ehrenfried, v. Ehrenfried, & von Ehrenfried, M. "Dutch". (2019). From Cave Man to Cave Martian. Springer International Publishing.

Chicago

von Ehrenfried, and Manfred "Dutch" von Ehrenfried. From Cave Man to Cave Martian. : Springer International Publishing, 2019.