APA Citation

Ruthrauff, F. B., & Ruthrauff, F. B. (1913). Susan Ricker Knox, portrait painter. International studio, 49(1), pp. 78-80.

Chicago Style Citation

Ruthrauff, Florence Barlow, and Florence Barlow Ruthrauff. "Susan Ricker Knox, Portrait Painter." International Studio 49, no. 1 (1913): 78-80.

MLA Citation

Ruthrauff, Florence Barlow, and Florence Barlow Ruthrauff. "Susan Ricker Knox, Portrait Painter." International Studio 49.1 (1913): 78-80.

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