The material for these volumes has been selected from the past twenty years’ examination questions for graduate students at University of California at Berkeley, Columbia University, the University of Chicago, MIT, State University of New York at Buffalo, Princeton University and University of Wisconsin.
Link did not work. I was unable to email for a new link or refund. Never even received initial email with download link I tried from checkout page.
The download never worked. I'm waiting on my refund.
Ebook - Critical thinking and communication: the use of reason in argument (PDF Instant Download) 
Secure payment with SSL Encryption.
If you're not satisfied, let us know and we'll make it right.