Praxis: Philosophical and Scientific Publications.
Volumes
| 8 | David H. Degrood 1982.
iv, 98 pp. |
| 6 | Edward D'angelo 1980.
xii, 302 pp. |
| 3 | Howard L. Parsons 1979.
viii, 210 pp. |
| 2 | Dale Riepe 1979.
x, 203 pp. |
| 1 | David H. Degrood 1976.
x, 156 pp. |