Cita APA (7a ed.)

Hartley, C. G. (1921). Things seen in Spain. Seely, Service.

Cita Chicago Style (17a ed.)

Hartley, C. Gasquoine. Things Seen in Spain. London: Seely, Service, 1921.

Cita MLA (9a ed.)

Hartley, C. Gasquoine. Things Seen in Spain. Seely, Service, 1921.