The perpetual motion machine : the story of an invention

MLA

Scheerbart, Paul. The Perpetual Motion Machine : the Story of an Invention. Cambridge, Mass.: Wakefield Press, 2011.

APA

Scheerbart, P. (2011). The perpetual motion machine : the story of an invention. Cambridge, Mass.: Wakefield Press.

Chicago

Scheerbart, Paul The Perpetual Motion Machine: The Story of an Invention. Cambridge, Mass.: Wakefield Press, 2011.