APA način citiranja (7. izdanje)
Wellinger, A., Murphy, J., & Baxter, D. (2013). The biogas handbook: Science, production and applications. Woodhead Publishing.
Čikaški stil citiranja (17. izdanje)
Wellinger, A., Jerry Murphy, i David Baxter. The Biogas Handbook: Science, Production and Applications. Oxford: Woodhead Publishing, 2013.
MLA način citiranja (9. izdanje)
Wellinger, A., et al. The Biogas Handbook: Science, Production and Applications. Woodhead Publishing, 2013.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.