APA Style
Richards, J.C. (1977).
Breakthrough : a course in English communication practice 1 (1).
New York:
Oxford Univ.Press.
Chicago Style
Richards, J.C.
Breakthrough : a course in English communication practice 1.
1
New York:
Oxford Univ.Press,
1977.
Text.
MLA Style
Richards, J.C.
Breakthrough : a course in English communication practice 1.
1
New York:
Oxford Univ.Press,
1977.
Text.
Turabian Style
Richards, J.C.
Breakthrough : a course in English communication practice 1.
1
New York:
Oxford Univ.Press,
1977.
Print.