Dyfyniad APA
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2012). Pietons: Securite, espace urbain et sante. OCDE.
Dyfyniad Arddull Chicago
Organisation for Economic Co-operation and Development and ProQuest (Firm). Pietons: Securite, Espace Urbain Et Sante. [Paris]: OCDE, 2012.
Dyfyniad MLA
Organisation for Economic Co-operation and Development and ProQuest (Firm). Pietons: Securite, Espace Urbain Et Sante. OCDE, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.