APA (7th ed.) Citation

Loch, W. E., & Selle, T. (1930). Ex Libris Tinka Selle.

Chicago Style (17th ed.) Citation

Loch, Walter Eberhard, and Tinka Selle. Ex Libris Tinka Selle. [S. l, 1930.

MLA (9th ed.) Citation

Loch, Walter Eberhard, and Tinka Selle. Ex Libris Tinka Selle. 1930.

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