APA Citation

Krahl, E. A., & Srhork, J. Ex libris Prof.P.Joseph Srhork.

Chicago Style Citation

Krahl, Ernst August, and Joseph Srhork. Ex Libris Prof.P.Joseph Srhork.

MLA Citation

Krahl, Ernst August, and Joseph Srhork. Ex Libris Prof.P.Joseph Srhork.

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