Cita APA (7a ed.)

Goytisolo, J. Humboldt y Blanco White. Humboldt (Bonn)., No. 151 (2009),84, .

Cita Chicago Style (17a ed.)

Goytisolo, Juan. "Humboldt Y Blanco White." Humboldt (Bonn). No. 151 (2009),84 ().

Cita MLA (9a ed.)

Goytisolo, Juan. "Humboldt Y Blanco White." Humboldt (Bonn)., vol. No. 151 (2009),84, .