TY  - BOOK
AU  - Alderson,Ann
TI  - Stairs, ramps, and escalators: inclusive design guidance 
SN  - 9781859463659 (pbk.)
PY  - 2010///
CY  - London
PB  - Centre for Accessible Environments
KW  - Stairs
KW  - Ramps (Walkways)
KW  - Escalators
N1  - Includes bibliographical references (p. 105-108) and index
ER  -