Gaya APA

Purwadi, A., Mahmud, Salim. (1990). Training course on optimal standards for design construction and maintenance of rural roads in humid tropic; Road surfacing construction . : Institute of Road Engineering.

Gaya Chicago

Purwadi, A., Mahmud, Salim. Training course on optimal standards for design construction and maintenance of rural roads in humid tropic; Road surfacing construction. : Institute of Road Engineering, 1990. Computer Software.

Gaya MLA

Purwadi, A., Mahmud, Salim. Training course on optimal standards for design construction and maintenance of rural roads in humid tropic; Road surfacing construction. : Institute of Road Engineering, 1990. Computer Software.

Gaya Turabian

Purwadi, A., Mahmud, Salim. Training course on optimal standards for design construction and maintenance of rural roads in humid tropic; Road surfacing construction. : Institute of Road Engineering, 1990. Computer Software.