Dyfyniad APA

(1969). Switzerland's economy and main industries. Lausanne and Zurich: The Swiss Office for the Development of Trade.

Dyfyniad Arddull Chicago

Switzerland's Economy and Main Industries. Lausanne and Zurich: The Swiss Office for the Development of Trade, 1969.

Dyfyniad MLA

Switzerland's Economy and Main Industries. 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.