Gaya APA
Dixson, Robert J.. (1987).
Exercises in English conversation (rev. ed.).
[s.l.]:
Regents.
Gaya Chicago
Dixson, Robert J..
Exercises in English conversation.
rev. ed.
[s.l.]:
Regents,
1987.
Text.
Gaya MLA
Dixson, Robert J..
Exercises in English conversation.
rev. ed.
[s.l.]:
Regents,
1987.
Text.
Gaya Turabian
Dixson, Robert J..
Exercises in English conversation.
rev. ed.
[s.l.]:
Regents,
1987.
Print.