(2012). Cycling and sustainability / edited by John Parkin.
Chicago-čujuhus (17. p.)Cycling and Sustainability / Edited by John Parkin. 2012.
MLA-čujuhus (9. p.)Cycling and Sustainability / Edited by John Parkin. 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.