APA način citiranja (7. izdanje)

GIFFFORD CLIVE. (2019). HOW THE WORLD WORKS (2013 Ed.). KINGFISHER BOOKS LTD.

Čikaški stil citiranja (17. izdanje)

GIFFFORD CLIVE. HOW THE WORLD WORKS. 2013 Ed. LONDON: KINGFISHER BOOKS LTD, 2019.

MLA način citiranja (9. izdanje)

GIFFFORD CLIVE. HOW THE WORLD WORKS. 2013 Ed. KINGFISHER BOOKS LTD, 2019.