APA (7th ed.) Citation

Nielsen, L. H., Larsen, F., & Frandsen, N. (1989). Upper Triassic-Lower Jurassic tidal deposits of the Gassum Formation on Sjoelland, Denmark.

Chicago Style (17th ed.) Citation

Nielsen, Lars Henrik, Flemming Larsen, and Nils Frandsen. Upper Triassic-Lower Jurassic Tidal Deposits of the Gassum Formation on Sjoelland, Denmark. København, 1989.

MLA (9th ed.) Citation

Nielsen, Lars Henrik, et al. Upper Triassic-Lower Jurassic Tidal Deposits of the Gassum Formation on Sjoelland, Denmark. 1989.