APA (7e ed.) Bronvermelding

HELLER, S. (1986). Innovators of american illustration. Van Nostrand Reinhold.

Chicago (17e ed.) Bronvermelding

HELLER, Steven. Innovators of American Illustration. New York: Van Nostrand Reinhold, 1986.

MLA (9e ed.) Bronvermelding

HELLER, Steven. Innovators of American Illustration. Van Nostrand Reinhold, 1986.