Gaya APA

Fahrni, D. (1983). An outline history of switzerland : from the origins to the present day . Zurich: PRO HELVETIA Division Documentation-information-Press.

Gaya MLA

Fahrni, Dieter. "An outline history of switzerland : from the origins to the present day". Zurich: PRO HELVETIA Division Documentation-information-Press, 1983. BUKU.