Cita APA (7a ed.)

Elger, A. J. (1966). Problems in engineering desing. McGraw-Hill.

Cita Chicago Style (17a ed.)

Elger, A. J. Problems in Engineering Desing. New York: McGraw-Hill, 1966.

Cita MLA (9a ed.)

Elger, A. J. Problems in Engineering Desing. McGraw-Hill, 1966.