Gaya APA

Lafont, Robert. (1991). Conception, equipment and operation of motorways as far as safety concern . : Piarc.

Gaya Chicago

Lafont, Robert. Conception, equipment and operation of motorways as far as safety concern. : Piarc, 1991. Computer Software.

Gaya MLA

Lafont, Robert. Conception, equipment and operation of motorways as far as safety concern. : Piarc, 1991. Computer Software.

Gaya Turabian

Lafont, Robert. Conception, equipment and operation of motorways as far as safety concern. : Piarc, 1991. Computer Software.