Dyfyniad APA

(1969). Switzerland's Scenry - Unlimited Variety in a Nutshell. Lausanne and Zurich: The Swiss Office for the Development of Trade.

Dyfyniad Arddull Chicago

Switzerland's Scenry - Unlimited Variety in a Nutshell. Lausanne and Zurich: The Swiss Office for the Development of Trade, 1969.

Dyfyniad MLA

Switzerland's Scenry - Unlimited Variety in a Nutshell. Lausanne and Zurich: The Swiss Office for the Development of Trade, 1969.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.