Gaya APA
Azar, B, S., Budijanto, .
().
Fundamentals of Englsih Grammar Second Edition
.
Jakarta:
Binarupa Aksara.
Gaya MLA
Azar, Betty, Schrampfer., Budijanto, .
"Fundamentals of Englsih Grammar Second Edition".
Jakarta:
Binarupa Aksara,
.
Text.