APA (7th ed.) Citation

Barwell, I. (1977). The design of cycle trailers. Intermediate Technology Development Group.

Chicago Style (17th ed.) Citation

Barwell, Ian. The Design of Cycle Trailers. Oxford, England: Intermediate Technology Development Group, 1977.

MLA (9th ed.) Citation

Barwell, Ian. The Design of Cycle Trailers. Intermediate Technology Development Group, 1977.

Warning: These citations may not always be 100% accurate.