Cita APA (7a ed.)

Shu, N. C. (1988). Visual programming. Van Nostrand Reinhold.

Cita Chicago Style (17a ed.)

Shu, Nan C. Visual Programming. New York: Van Nostrand Reinhold, 1988.

Cita MLA (9a ed.)

Shu, Nan C. Visual Programming. Van Nostrand Reinhold, 1988.