Passenger flow rates between compartments :
straight-segmented stairways, spiral stairways, and passageways with restricted vision and changes of attitude /
D. W. Pollard ... [et al.].

APA Citation

Pollard, D. W., United States. Office of Aviation Medicine. (1978). Passenger flow rates between compartments: straight-segmented stairways, spiral stairways, and passageways with restricted vision and changes of attitude. Washington: Dept. of Transportation, Federal Aviation Administration, Office of Aviation Medicine .

MLA Citation

Pollard, D. W, and United States. Office of Aviation Medicine. Passenger Flow Rates Between Compartments: Straight-segmented Stairways, Spiral Stairways, And Passageways With Restricted Vision And Changes of Attitude. Washington: Dept. of Transportation, Federal Aviation Administration, Office of Aviation Medicine , 1978.