Cita APA (7a ed.)

Gillard, W., & Tooke, T. (1975). The Niagara Escarpment: From Tobermory to Niagara Falls. University of Toronto Press.

Cita Chicago Style (17a ed.)

Gillard, William, y Thomas Tooke. The Niagara Escarpment: From Tobermory to Niagara Falls. Buffalo: University of Toronto Press, 1975.

Cita MLA (8a ed.)

Gillard, William, y Thomas Tooke. The Niagara Escarpment: From Tobermory to Niagara Falls. University of Toronto Press, 1975.