Cita APA (7a ed.)

Pearsall, W. H. (1950). Mountains and moorlands. Collins.

Cita Chicago Style (17a ed.)

Pearsall, William Harold. Mountains and Moorlands. London: Collins, 1950.

Cita MLA (9a ed.)

Pearsall, William Harold. Mountains and Moorlands. Collins, 1950.

Precaución: Estas citas no son 100% exactas.