APA (7th ed.) Citation

(1940). Linotype machine principles / Mergenthaler Linotype Company.

Chicago Style (17th ed.) Citation

Linotype Machine Principles / Mergenthaler Linotype Company. 1940.

MLA (9th ed.) Citation

Linotype Machine Principles / Mergenthaler Linotype Company. 1940.

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