Roy J Ruffin

Roy J Ruffin is the author of "Essentials Economics", "Microeconomics", "Principles of Microeconomics" and "Prin of Microeconomics".

Books by Roy J Ruffin

Principles Microe...
Ruffin, Roy J.
Paperback: $73.00

Principles Econom...
Gregory, Paul
Hardback: $102.00

Principles of Eco...
Gregory, Paul
Hardback: $42.50

Essentials Econom...
Gregory, Paul R.
Hardback: $24.37