Gaya APA
Sheeler, Williard D.. (1991).
Welcome to English Textbook 6 (6).
America:
English Languane Sevices.
Gaya Chicago
Sheeler, Williard D..
Welcome to English Textbook 6.
6
America:
English Languane Sevices,
1991.
Text.
Gaya MLA
Sheeler, Williard D..
Welcome to English Textbook 6.
6
America:
English Languane Sevices,
1991.
Text.
Gaya Turabian
Sheeler, Williard D..
Welcome to English Textbook 6.
6
America:
English Languane Sevices,
1991.
Print.