R.N. · R Z · Robert N. · Robert Norman
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Handbook of Calculus, Difference and Differential Equations | 978-0-13-377044-5 (0-13-377044-3) | 1963 | Edward Cogan |
| Structural Models: An Introduction to the Theory of Directed Graphs | 978-0-471-35130-6 (0-471-35130-X) | 1965 | Frank Harary · Dorwin Cartwright |