APA Style
Pickeing, W R. (2009).
AS & A level Biology through diagrams .
London:
Oxford University Press.
Chicago Style
Pickeing, W R.
AS & A level Biology through diagrams.
London:
Oxford University Press,
2009.
Text.
MLA Style
Pickeing, W R.
AS & A level Biology through diagrams.
London:
Oxford University Press,
2009.
Text.
Turabian Style
Pickeing, W R.
AS & A level Biology through diagrams.
London:
Oxford University Press,
2009.
Print.