Gaya APA

Proceedings of Seminar H. Highway design and maintenance in developing countries. (1981). : PTRC.

Gaya Chicago

Proceedings of Seminar H. Highway design and maintenance in developing countries. . : PTRC, 1981. Filmstrip.

Gaya MLA

Proceedings of Seminar H. Highway design and maintenance in developing countries. . : PTRC, 1981. Filmstrip.

Gaya Turabian

Proceedings of Seminar H. Highway design and maintenance in developing countries. : PTRC, 1981. Filmstrip.