Gaya APA
Walker, Elaine. (2000).
New Grammar Practice for Pre-Intermediate Students .
Harlow, England:
Pearson Education Limited.
Gaya Chicago
Walker, Elaine.
New Grammar Practice for Pre-Intermediate Students.
Harlow, England:
Pearson Education Limited,
2000.
Buku.
Gaya MLA
Walker, Elaine.
New Grammar Practice for Pre-Intermediate Students.
Harlow, England:
Pearson Education Limited,
2000.
Buku.
Gaya Turabian
Walker, Elaine.
New Grammar Practice for Pre-Intermediate Students.
Harlow, England:
Pearson Education Limited,
2000.
Buku.