Gilchrist Alasdair. (2021). Industry 4.0: The industrial internet of things (2nd South Asian ed.). Apress Publications.
Čikaški stil citiranja (17. izdanje)Gilchrist Alasdair. Industry 4.0: The Industrial Internet of Things. 2nd South Asian ed. Apress Publications, 2021.
MLA način citiranja (9. izdanje)Gilchrist Alasdair. Industry 4.0: The Industrial Internet of Things. 2nd South Asian ed. Apress Publications, 2021.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.