APA (7th ed.) Citation

Valmer, E. U. Letter, To: Charles Brown, From: E. U. Valmer ... [et al.], [n.d.].

Chicago Style (17th ed.) Citation

Valmer, E. U. Letter, To: Charles Brown, From: E. U. Valmer ... [et Al.], [n.d.].

MLA (8th ed.) Citation

Valmer, E. U. Letter, To: Charles Brown, From: E. U. Valmer ... [et Al.], [n.d.].

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