Gaya APA
Lucantoni, P. (2011).
IGCSE English ad a Second Language Workbook 2 (3rd Ed).
London:
Cambrige University Press.
Gaya MLA
Lucantoni, Peter.
"IGCSE English ad a Second Language Workbook 2".
3rd Ed
London:
Cambrige University Press,
2011.
Text.