Gaya APA

Brown, , J. (1973). Pervious bitumen-macadam surfacings laid to reduce splash and spray at Stonebridge, Warwickshire . : TRRL.

Gaya MLA

Brown, , J.R.. "Pervious bitumen-macadam surfacings laid to reduce splash and spray at Stonebridge, Warwickshire". : TRRL, 1973. Chart.