APA (7th ed.) Citation

Wolbe, E. (1923). Handbuch für Autographensammler. Schmidt.

Chicago Style (17th ed.) Citation

Wolbe, Eugen. Handbuch Für Autographensammler. Berlin: Schmidt, 1923.

MLA (9th ed.) Citation

Wolbe, Eugen. Handbuch Für Autographensammler. Schmidt, 1923.

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