Gaya APA

Hogbin, L.E.. (1970). Snow fences . : TRRL.

Gaya Chicago

Hogbin, L.E.. Snow fences. : TRRL, 1970. Chart.

Gaya MLA

Hogbin, L.E.. Snow fences. : TRRL, 1970. Chart.

Gaya Turabian

Hogbin, L.E.. Snow fences. : TRRL, 1970. Chart.