A Course in Universal Algebra
Stanley Burris & H. P. Sankappanavar
A Primer on Logarithms
Shailesh Shirali
The Key to Theosophy
Helena Petrovna Blavatsky
Towards a Derivational Syntax: Survive-Minimalism
Michael T. Putnam
Changing Images of Man
O. W. Markley & Willis W. Harman
The Inequality Paradox
Douglas McWilliams