APA aipamena

Hirschleber, H., Hjelme, J., & Sellevoll, M. A. (1966). A refraction profile through the northern Jutland. [Geodæetisk institut].

Chicago Style aipamena

Hirschleber, H., J. Hjelme, and Markvard A. Sellevoll. A Refraction Profile Through the Northern Jutland. København, Denmark: [Geodæetisk institut], 1966.

MLA aipamena

Hirschleber, H., et al. A Refraction Profile Through the Northern Jutland. [Geodæetisk institut], 1966.