Gaya APA

Lawrance, C.J.. (1982). Land classification for highway engineer . : TRRL.

Gaya Chicago

Lawrance, C.J.. Land classification for highway engineer. : TRRL, 1982. Computer Software.

Gaya MLA

Lawrance, C.J.. Land classification for highway engineer. : TRRL, 1982. Computer Software.

Gaya Turabian

Lawrance, C.J.. Land classification for highway engineer. : TRRL, 1982. Computer Software.