APA Style
Harwood, Richard. ().
Cambridge IGCSE Chemistry Coursebook Fourth edition .
:
Cambridge University Press.
Chicago Style
Harwood, Richard.
Cambridge IGCSE Chemistry Coursebook Fourth edition.
:
Cambridge University Press,
.
Text.
MLA Style
Harwood, Richard.
Cambridge IGCSE Chemistry Coursebook Fourth edition.
:
Cambridge University Press,
.
Text.
Turabian Style
Harwood, Richard.
Cambridge IGCSE Chemistry Coursebook Fourth edition.
:
Cambridge University Press,
.
Print.