Linotype machine principles : the official manual.

MLA

Linotype Machine Principles : the Official Manual. Brooklyn, New York: Mergenthaler Linotype Company, .194.

APA

(.194). Linotype machine principles : the official manual. Brooklyn, New York: Mergenthaler Linotype Company.

Chicago

Linotype Machine Principles : the Official Manual. Brooklyn, New York: Mergenthaler Linotype Company, .194.