APA (7th ed.) Citation

Sawyer, H. Silber Birke. [s.n.].

Chicago Style (17th ed.) Citation

Sawyer, H.E. Silber Birke. [s.l.]: [s.n.].

MLA (8th ed.) Citation

Sawyer, H.E. Silber Birke. [s.n.].

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