APA (7th ed.) Citation

Carter, S. (1987). Twentieth century type designers. Trefoil.

Chicago Style (17th ed.) Citation

Carter, Sebastian. Twentieth Century Type Designers. Trefoil, 1987.

MLA (8th ed.) Citation

Carter, Sebastian. Twentieth Century Type Designers. Trefoil, 1987.

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