APA (7th ed.) Citation

Krammer, M. (1954). Alexander von Humboldt: Mensch - Zeit - Werk / Mario Krammer. Weiss.

Chicago Style (17th ed.) Citation

Krammer, Mario. Alexander Von Humboldt: Mensch - Zeit - Werk / Mario Krammer. Berlin: Weiss, 1954.

MLA (8th ed.) Citation

Krammer, Mario. Alexander Von Humboldt: Mensch - Zeit - Werk / Mario Krammer. Weiss, 1954.

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