Cita APA (7a ed.)

Sargent, R. H., & Hartman, J. C. (2015). Mapping the frontier: A memoir of discovery from coastal Maine to the Alaskan rim. Down East Books, an imprint of The Rowman and Littlefield Publishing Group, Incorporated.

Cita Chicago Style (17a ed.)

Sargent, Rufus Harvey, y Jan Cigliano Hartman. Mapping the Frontier: A Memoir of Discovery from Coastal Maine to the Alaskan Rim. Lanham, Maryland: Down East Books, an imprint of The Rowman and Littlefield Publishing Group, Incorporated, 2015.

Cita MLA (8a ed.)

Sargent, Rufus Harvey, y Jan Cigliano Hartman. Mapping the Frontier: A Memoir of Discovery from Coastal Maine to the Alaskan Rim. Down East Books, an imprint of The Rowman and Littlefield Publishing Group, Incorporated, 2015.