APA Style
Waters, A, 1., 1946-$h7$c14, W, ,, M. (1995).
Study tasks in English: Students book .
:
Cambridge University Press.
MLA Style
Waters, Alan,, 1947-., 1946-$h7$c14, Waters, ,, Mary.
"Study tasks in English: Students book".
:
Cambridge University Press,
1995.
Text.