APA Style
Gower, Roger. (1993).
Speaking Upper-Intermediate (Cet. 4).
Oxford:
Oxford University Press.
Chicago Style
Gower, Roger.
Speaking Upper-Intermediate.
Cet. 4
Oxford:
Oxford University Press,
1993.
Text.
MLA Style
Gower, Roger.
Speaking Upper-Intermediate.
Cet. 4
Oxford:
Oxford University Press,
1993.
Text.
Turabian Style
Gower, Roger.
Speaking Upper-Intermediate.
Cet. 4
Oxford:
Oxford University Press,
1993.
Print.