Gaya APA

Moynihan, D., Titley, B. (2007). Economics : A Complete Complete Course for IGCSE and O Level (1). Great Britain: Oxford Universitty Press.

Gaya MLA

Moynihan, Dan., Titley, Brian. "Economics : A Complete Complete Course for IGCSE and O Level". 1 Great Britain: Oxford Universitty Press, 2007. TEXT.