- Lessons in essential mathematicsRobert A. Nowlan
- Lessons in college algebra and trigonometryRobert A. Nowlan
- Lessons in college algebraRobert A. Nowlan
- Geometry for teachersRobert A. Nowlan
- The films of the eightiesRobert A. Nowlan
- Born This DayRobert A. Nowlan
- A Dictionary of quotations and proverbs about cats and dogsRobert A. Nowlan
- Movie characters of leading performers of the sound eraRobert A. Nowlan
- The college of trivial knowledgeRobert A. Nowlan
- The name is familiar--Robert A. Nowlan
