Cita APA (7a ed.)

Morwood, W. (1973). Traveller in a vanished landscape: The life and times of David Douglas. Gentry Books.

Cita Chicago Style (17a ed.)

Morwood, William. Traveller in a Vanished Landscape: The Life and Times of David Douglas. London: Gentry Books, 1973.

Cita MLA (8a ed.)

Morwood, William. Traveller in a Vanished Landscape: The Life and Times of David Douglas. Gentry Books, 1973.