Cita APA

Gregg, J. R., & Leslie, L. A. (1964). Gregg speed building. McGraw - Hill.

Citación estilo Chicago

Gregg, John R., and Louis A. Leslie. Gregg Speed Building. New York: McGraw - Hill, 1964.

Cita MLA

Gregg, John R., and Louis A. Leslie. Gregg Speed Building. McGraw - Hill, 1964.