Gaya APA

Gregory, , J. (1970). An experimental concrete road 38 years oled: condition and performance of sections of A.316 Great Chertsey Road . : TRRL.

Gaya MLA

Gregory, , J.M.. "An experimental concrete road 38 years oled: condition and performance of sections of A.316 Great Chertsey Road". : TRRL, 1970. Chart.