Gaya APA
Folse, K, S., Solomon, E, V. (2008).
Top 20 Great Grammar For Great Writing (2).
Baston:
Heinle.
Gaya MLA
Folse, Keith, S.., Solomon, Elena, Vestri.
"Top 20 Great Grammar For Great Writing".
2
Baston:
Heinle,
2008.
Buku Pend. Bahasa Inggris.