APA-viite (7. p.)
Hagen, T. (1969). Report on the geological survey of Nepal: Fieldwork carried out under appointment of the United Nations Programme of Technical Assistance. Vol. 1. Fretz in Komm.
Chicago-viite (17. p.)
Hagen, Toni. Report on the Geological Survey of Nepal: Fieldwork Carried Out Under Appointment of the United Nations Programme of Technical Assistance. Vol. 1. Zürich: Fretz in Komm, 1969.
MLA-viite (9. p.)
Hagen, Toni. Report on the Geological Survey of Nepal: Fieldwork Carried Out Under Appointment of the United Nations Programme of Technical Assistance. Vol. 1. Fretz in Komm, 1969.
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