APA Style
Palmer, Trevor. (1991).
Understanding enzymes. (Ed.4.).
London:
Prentice Hall.
Chicago Style
Palmer, Trevor.
Understanding enzymes..
Ed.4.
London:
Prentice Hall,
1991.
Text.
MLA Style
Palmer, Trevor.
Understanding enzymes..
Ed.4.
London:
Prentice Hall,
1991.
Text.
Turabian Style
Palmer, Trevor.
Understanding enzymes..
Ed.4.
London:
Prentice Hall,
1991.
Print.