Hoyle, B. S., & Knowles, R. D. (1992). Modern transport geography/L. Belhaven Pr.
Citación estilo ChicagoHoyle, B. S., and R. D. Knowles. Modern Transport Geography/L. London: Belhaven Pr, 1992.
Cita MLAHoyle, B. S., and R. D. Knowles. Modern Transport Geography/L. Belhaven Pr, 1992.
Warning: These citations may not always be 100% accurate.