APA (7th ed.) Citation

(1923). Portrait of George William Russell or Æ. From a lithograph by Mary Duncan. Frontispiece.

Chicago Style (17th ed.) Citation

Portrait of George William Russell or Æ. From a Lithograph by Mary Duncan. Frontispiece. 1923.

MLA (9th ed.) Citation

Portrait of George William Russell or Æ. From a Lithograph by Mary Duncan. Frontispiece. 1923.

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