APA (7th ed.) Citation

Kuczyński, E., & Tropp, W. (1956). Ex Libris dr Willy Tropp.

Chicago Style (17th ed.) Citation

Kuczyński, Edward, and Willy Tropp. Ex Libris Dr Willy Tropp. [S.l, 1956.

MLA (9th ed.) Citation

Kuczyński, Edward, and Willy Tropp. Ex Libris Dr Willy Tropp. 1956.

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