Keynote Address at Pacific Area Travel Association Workshop, Colombo, 19 January 1979. The quotation from Comsat General's magazine Marifacts was first published in vol. 3, no. 3, October 1977, p. 3 (and reprinted in vol. 7, no. 3, December 1981, pp. 6-7).
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| February 1984 |
|
1984: Spring / A Choice of Futures | Del Rey / Ballantine | Nonfiction | 245 |
| July 1984 |
|
1984: Spring - A Choice of Futures | Granada | Nonfiction | 254 |