Gaya APA

Roe, P.G., Fores- R Lagarde.. (2005). TRL PPR 060 The Early Life Skid Resistance of Asphalt Surfaces . : TRL.

Gaya Chicago

Roe, P.G., Fores- R Lagarde.. TRL PPR 060 The Early Life Skid Resistance of Asphalt Surfaces. : TRL, 2005. Text.

Gaya MLA

Roe, P.G., Fores- R Lagarde.. TRL PPR 060 The Early Life Skid Resistance of Asphalt Surfaces. : TRL, 2005. Text.

Gaya Turabian

Roe, P.G., Fores- R Lagarde.. TRL PPR 060 The Early Life Skid Resistance of Asphalt Surfaces. : TRL, 2005. Print.