Gaya APA
Peterson, Patricia Wilcox. (1996).
Practical American English Series: Changing Times, Changing Tenses... [Elementery Level] .
Jakarta:
Gramedia Pustaka Utama.
Gaya Chicago
Peterson, Patricia Wilcox.
Practical American English Series: Changing Times, Changing Tenses... [Elementery Level].
Jakarta:
Gramedia Pustaka Utama,
1996.
Text.
Gaya MLA
Peterson, Patricia Wilcox.
Practical American English Series: Changing Times, Changing Tenses... [Elementery Level].
Jakarta:
Gramedia Pustaka Utama,
1996.
Text.
Gaya Turabian
Peterson, Patricia Wilcox.
Practical American English Series: Changing Times, Changing Tenses... [Elementery Level].
Jakarta:
Gramedia Pustaka Utama,
1996.
Print.