Cita APA (7a ed.)

Feijen, W. H. J. (1990). Beauty is our business: A birthday salute to Edsger W. Dijkstra. Springer.

Cita Chicago Style (17a ed.)

Feijen, W. H. J. Beauty Is Our Business: A Birthday Salute to Edsger W. Dijkstra. New York [etc.]: Springer, 1990.

Cita MLA (9a ed.)

Feijen, W. H. J. Beauty Is Our Business: A Birthday Salute to Edsger W. Dijkstra. Springer, 1990.