Gaya APA
Cullen, A.
(2018).
Copa 90 : Our World Cup A Fan's Guide to 2018
.
Amerika Serikat:
Pinguin Books.
Gaya MLA
Cullen, Allasdair.
"Copa 90 : Our World Cup A Fan's Guide to 2018".
Amerika Serikat:
Pinguin Books,
2018.
Text.