Gaya APA
Novia, Windy. (2009).
Essential english grammar (Cetakan Pertama).
Bandung:
Gama Press.
Gaya Chicago
Novia, Windy.
Essential english grammar.
Cetakan Pertama
Bandung:
Gama Press,
2009.
Text.
Gaya MLA
Novia, Windy.
Essential english grammar.
Cetakan Pertama
Bandung:
Gama Press,
2009.
Text.
Gaya Turabian
Novia, Windy.
Essential english grammar.
Cetakan Pertama
Bandung:
Gama Press,
2009.
Print.