Gaya APA
Ahrens, Patricia. (1977).
Tense Time: Extension Material In Spoken English Book 3 .
London:
Longman.
Gaya Chicago
Ahrens, Patricia.
Tense Time: Extension Material In Spoken English Book 3.
London:
Longman,
1977.
.
Gaya MLA
Ahrens, Patricia.
Tense Time: Extension Material In Spoken English Book 3.
London:
Longman,
1977.
.
Gaya Turabian
Ahrens, Patricia.
Tense Time: Extension Material In Spoken English Book 3.
London:
Longman,
1977.
.