एपीए उद्धरण

Atkins, H. N. (1980). Highway Materials, Soils and Concreates. Reston.

शिकागो स्टाइल उद्धरण

Atkins, Harnold. N. Highway Materials, Soils and Concreates. Virginia: Reston, 1980.

एमएलए उद्धरण

Atkins, Harnold. N. Highway Materials, Soils and Concreates. Reston, 1980.