Cita APA (7a ed.)

Malte-Brun, C., & Percival, J. G. (1828). System of geography. S. Walker.

Cita Chicago Style (17a ed.)

Malte-Brun, Conrad, y James Gates Percival. System of Geography. Boston: S. Walker, 1828.

Cita MLA (8a ed.)

Malte-Brun, Conrad, y James Gates Percival. System of Geography. S. Walker, 1828.