Gaya APA

Merrill, D.. (2005). TRL 639 Guidance on The Development, Assessment and Maintenance of Long-Life Flexible Pavements . : TRL.

Gaya Chicago

Merrill, D.. TRL 639 Guidance on The Development, Assessment and Maintenance of Long-Life Flexible Pavements. : TRL, 2005. Text.

Gaya MLA

Merrill, D.. TRL 639 Guidance on The Development, Assessment and Maintenance of Long-Life Flexible Pavements. : TRL, 2005. Text.

Gaya Turabian

Merrill, D.. TRL 639 Guidance on The Development, Assessment and Maintenance of Long-Life Flexible Pavements. : TRL, 2005. Print.