APA
(1956). Rubber in roads. : Bulletin Number Eleven issued by the British Rubber Development Board, London.
Chicago
1956. Rubber in roads. : Bulletin Number Eleven issued by the British Rubber Development Board, London.
Harvard
(1956). Rubber in roads. : Bulletin Number Eleven issued by the British Rubber Development Board, London.
MLA
Rubber in roads. : Bulletin Number Eleven issued by the British Rubber Development Board, London. 1956.
