Greening, P. A. K., & Jackson, R. L. (1982). Minibus pooling in Great Britain: Legal and economic aspects. Transport and Road Research Laboratory.
Lua i Stíl Chicago (17ú heag.)Greening, P. A. K., agus R. L. Jackson. Minibus Pooling in Great Britain: Legal and Economic Aspects. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1982.
Lua MLA (8ú heag.)Greening, P. A. K., agus R. L. Jackson. Minibus Pooling in Great Britain: Legal and Economic Aspects. Transport and Road Research Laboratory, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.