Cita APA (7a ed.)

Harger, W. G., & Bonney, E. A. Handbook for highway engineers.

Cita Chicago Style (17a ed.)

Harger, Wilson G., y Edmund A. Bonney. Handbook for Highway Engineers.

Cita MLA (8a ed.)

Harger, Wilson G., y Edmund A. Bonney. Handbook for Highway Engineers.