Gaya APA

Hignett, H.J.. (1972). A review of methods of ventilating road tunnels . : TRRL.

Gaya Chicago

Hignett, H.J.. A review of methods of ventilating road tunnels. : TRRL, 1972. Chart.

Gaya MLA

Hignett, H.J.. A review of methods of ventilating road tunnels. : TRRL, 1972. Chart.

Gaya Turabian

Hignett, H.J.. A review of methods of ventilating road tunnels. : TRRL, 1972. Chart.