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John Duffy

John Duffy is the author of "Defending Public Education from Corporate Takeover", "CliffsQuickReview Economics", "The Available Parent" and "50 Things to Know about Birds in New York".

Books by John Duffy
CliffsQuickReview...
Duffy, John
Electronic book text: $9.99
The Available Par...
Duffy, John
Electronic book text:
Experiments in Ma...
Duffy John
Digital download: $165.99
Experiments in Ma...
Duffy John
Electronic book text: $114.95
Swiss Chase
Duffy, John
Electronic book text: $4.50
Parenting the New...
Duffy, John
CD-Audio: $29.99
The Darwin Variant
Johnson, Kenneth
CD-Audio: $34.99
Parents Who Bully
Maisel, Eric
CD-Audio: $45.95
Patent Law and Po...
Merges, Robert
Hardback: $202.00
Adventures into D...
Mastroserio, Rocco
Paperback: $6.49
Adventures into D...
Katz, Jack
Paperback: $6.49
The Available Par...
Duffy, John
CD-Audio: $69.00