Cita APA (7th ed.)

Vigran, J. O., & Thusu, B. (1975). Illustrations and distribution of the Jurassic palynomorphs of Norway: Illustrations of Norwegian microfossils. NTNF's kontinentalsokkelkontor.

Cita Chicago (17th ed.)

Vigran, Jorunn Os, i Bindra Thusu. Illustrations and Distribution of the Jurassic Palynomorphs of Norway: Illustrations of Norwegian Microfossils. Trondheim: NTNF's kontinentalsokkelkontor, 1975.

Cita MLA (8th ed.)

Vigran, Jorunn Os, i Bindra Thusu. Illustrations and Distribution of the Jurassic Palynomorphs of Norway: Illustrations of Norwegian Microfossils. NTNF's kontinentalsokkelkontor, 1975.