Cita APA (7a ed.)
Gray, J. (1991). Construction Technology: Today and Tomorrow. Glencoe/McGraw-Hill.
Cita Chicago Style (17a ed.)
Gray, John. Construction Technology: Today and Tomorrow. USA: Glencoe/McGraw-Hill, 1991.
Cita MLA (9a ed.)
Gray, John. Construction Technology: Today and Tomorrow. Glencoe/McGraw-Hill, 1991.
Precaución: Estas citas no son 100% exactas.