Olsen, Per G
Chronological Checklist
- SF Guide 1963 (place not known: for the authors, 1963) with Roar Ringdahl
- Filmindex 1966 (place not known: for the authors, 1966) with Roar Ringdahl
- Nattjegere ["Night Hunters"] (Oslo, Norway: Gyldendal Norsk, 1974) with Peter Haars
- Nazna ["Nazna"] (Oslo, Norway: Stowa, 1977) with Roar Ringdahl
- Død og ved godt mot i New York ["Dead and in Good Spirits in New York"] (Oslo, Norway: Gyldendal Norsk, 1979)