APA (7th ed.) Citation

Watts, G. R. (1983). Pedal cycle spacers: A study involving school children. Transport and Road Research Laboratory.

Chicago Style (17th ed.) Citation

Watts, G. R. Pedal Cycle Spacers: A Study Involving School Children. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1983.

MLA (9th ed.) Citation

Watts, G. R. Pedal Cycle Spacers: A Study Involving School Children. Transport and Road Research Laboratory, 1983.