Cita APA (7th ed.)
Conway, W. M. (1890). Climbers' Guide to the Central Pennine Alps. Unwin.
Cita Chicago (17th ed.)
Conway, William Martin. Climbers' Guide to the Central Pennine Alps. London: Unwin, 1890.
Cita MLA (9th ed.)
Conway, William Martin. Climbers' Guide to the Central Pennine Alps. Unwin, 1890.
Atenció: Aquestes cites poden no estar 100% correctes.