Gaya APA

Laker, I.B.. (1970). A post driving technique for the erection of tensioned-beam crash barriers . : TRRL.

Gaya Chicago

Laker, I.B.. A post driving technique for the erection of tensioned-beam crash barriers. : TRRL, 1970. Chart.

Gaya MLA

Laker, I.B.. A post driving technique for the erection of tensioned-beam crash barriers. : TRRL, 1970. Chart.

Gaya Turabian

Laker, I.B.. A post driving technique for the erection of tensioned-beam crash barriers. : TRRL, 1970. Chart.