APA

Szatkowski W. S., Hosking J. R., . (1972). The effects of traffic and aggregate on the skidding resistance of bituminous surfacings. Crowthorne: Materials Div., Highways Dep., Transport and Road Research Laboratory.

Chicago

Szatkowski W S, Hosking J R, . 1972. The effects of traffic and aggregate on the skidding resistance of bituminous surfacings. Crowthorne: Materials Div., Highways Dep., Transport and Road Research Laboratory.

Harvard

Szatkowski W. S., Hosking J. R., . (1972). The effects of traffic and aggregate on the skidding resistance of bituminous surfacings. Crowthorne: Materials Div., Highways Dep., Transport and Road Research Laboratory.

MLA

Szatkowski W S, Hosking J R, . The effects of traffic and aggregate on the skidding resistance of bituminous surfacings. Crowthorne: Materials Div., Highways Dep., Transport and Road Research Laboratory. 1972.