APA (7th ed.) Citation

Ballard speaking. Copied from collection H. Becker. Serie of 2 photos.

Chicago Style (17th ed.) Citation

Ballard Speaking. Copied from Collection H. Becker. Serie of 2 Photos.

MLA (8th ed.) Citation

Ballard Speaking. Copied from Collection H. Becker. Serie of 2 Photos.

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