APA Citation

Meyer-Abrich, A. (1969). Alejandro de Humboldt, 1769-1969. Colonia DE: Inter Nationes.

Chicago Style Citation

Meyer-Abrich, Adolf. Alejandro De Humboldt, 1769-1969. Colonia DE: Inter Nationes, 1969.

MLA Citation

Meyer-Abrich, Adolf. Alejandro De Humboldt, 1769-1969. Colonia DE: Inter Nationes, 1969.

Warning: These citations may not always be 100% accurate.