APA način citiranja (7. izdanje)

Hopkin, J. M., Jones, P. M., & Stokes, G. (1988). Bus service levels in urban areas: Effects on bus use and travel behaviour. Transport and Road Research Laboratory.

Čikaški stil citiranja (17. izdanje)

Hopkin, Jean M., P. M. Jones, i G. Stokes. Bus Service Levels in Urban Areas: Effects on Bus Use and Travel Behaviour. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1988.

MLA način citiranja (9. izdanje)

Hopkin, Jean M., et al. Bus Service Levels in Urban Areas: Effects on Bus Use and Travel Behaviour. Transport and Road Research Laboratory, 1988.