Lua APA (7ú heag.)

BAYLISS BRIAN. (1981). PLANNING & CONTROL IN THE TRANSPORT SECTOR. GOWER.

Lua i Stíl Chicago (17ú heag.)

BAYLISS BRIAN. PLANNING & CONTROL IN THE TRANSPORT SECTOR. ENGLAND: GOWER, 1981.

Lua MLA (9ú heag.)

BAYLISS BRIAN. PLANNING & CONTROL IN THE TRANSPORT SECTOR. GOWER, 1981.

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