Analysis and metaphysics. An introduction to philosophy
Oxford 1992. 144 S.
Introduction to philosophy
New York 1961. 421 S.
An introduction to philosophy. Neuaufl
Milwaukee (Wis.) 1964. 328 S.
Explanation and meaning. An introduction to philosophy
London 1970. 202 S.
Knowing and acting. An invitation to philosophy
New York 1976. 310 S.
A critical preface to philosophy
Boston (Mass.) 1971. 162 S.
Gateway to reality. An introduction to philosophy
Lanham (Md.) 1982. 155 S.
Thinking philosophically. An introduction for students
London 1969. 183 S.
Prolegomena to philosophy
Belmont (Calif.) 1970. 157 S.
Introduction to philosophy
St. Paul (Minn.) 1989. 359 S.