APA (7th ed.) Citation

Grabowski, E., & Olchawa, M. (1956). Ex Libris Dr Marii Olchawy.

Chicago Style (17th ed.) Citation

Grabowski, Edward, and Maria Olchawa. Ex Libris Dr Marii Olchawy. 1956.

MLA (9th ed.) Citation

Grabowski, Edward, and Maria Olchawa. Ex Libris Dr Marii Olchawy. 1956.

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