Gaya APA
Powell, Debra, Walker, Elaine, Elsworth, Steve. (2000).
Grammar Practice for Upper Intermediate Students Third Edition (Cet 1).
England:
Pearson Longman.
Gaya Chicago
Powell, Debra, Walker, Elaine, Elsworth, Steve.
Grammar Practice for Upper Intermediate Students Third Edition.
Cet 1
England:
Pearson Longman,
2000.
Text.
Gaya MLA
Powell, Debra, Walker, Elaine, Elsworth, Steve.
Grammar Practice for Upper Intermediate Students Third Edition.
Cet 1
England:
Pearson Longman,
2000.
Text.
Gaya Turabian
Powell, Debra, Walker, Elaine, Elsworth, Steve.
Grammar Practice for Upper Intermediate Students Third Edition.
Cet 1
England:
Pearson Longman,
2000.
Print.