Johnston, Everett E.
Regulation of air travel: a Canadian perspective / Everett E. Johnston, J.R. Brent Ritchie.
KST: 2254; KST: 1051
* zračni promet * Sjeverna Amerika
* znanstveni članak
* air transportation * North America
1. Ritchie, J.R. Brent
U: Journal of travel research. Vol. 20 (1981/82), No. 2. - 8-16.