Gaya APA
Longman introductory course for the TOEFL test:the paper test. (2004).
New York:
Pearson Education Int..
Gaya Chicago
Longman introductory course for the TOEFL test:the paper test.
.
New York:
Pearson Education Int.,
2004.
Text.
Gaya MLA
Longman introductory course for the TOEFL test:the paper test.
.
New York:
Pearson Education Int.,
2004.
Text.
Gaya Turabian
Longman introductory course for the TOEFL test:the paper test.
New York:
Pearson Education Int.,
2004.
Print.