APA Style
Cobuld, Collins. (1993).
Phrasal Verbs Workbook .
Inggris:
Harper Collins Publishers.
Chicago Style
Cobuld, Collins.
Phrasal Verbs Workbook.
Inggris:
Harper Collins Publishers,
1993.
Text.
MLA Style
Cobuld, Collins.
Phrasal Verbs Workbook.
Inggris:
Harper Collins Publishers,
1993.
Text.
Turabian Style
Cobuld, Collins.
Phrasal Verbs Workbook.
Inggris:
Harper Collins Publishers,
1993.
Print.