APA Style
Spencer, David E., Parkin, Michael. (1993).
Study guide : Parkin microeconomics .
Cambridge, Mass:
Addison-Wesley.
Chicago Style
Spencer, David E., Parkin, Michael.
Study guide : Parkin microeconomics.
Cambridge, Mass:
Addison-Wesley,
1993.
Text.
MLA Style
Spencer, David E., Parkin, Michael.
Study guide : Parkin microeconomics.
Cambridge, Mass:
Addison-Wesley,
1993.
Text.
Turabian Style
Spencer, David E., Parkin, Michael.
Study guide : Parkin microeconomics.
Cambridge, Mass:
Addison-Wesley,
1993.
Print.