Gaya APA
Zulkifli, S. (2015).
Cash English! The Easy Pathway To Speak English With Breaktrough 2/3 Method (Pertama).
Bogor:
In-Media.
Gaya MLA
Zulkifli, S.Pd.,M.Si..
"Cash English! The Easy Pathway To Speak English With Breaktrough 2/3 Method".
Pertama
Bogor:
In-Media,
2015.
Text.