APA (7th ed.) Citation

Breirem, K., Homb, T., & Ekern, A. (1989). Production of vegetable and animal foods from a resource point of view. Norwegian Agricultural Advisory Centre.

Chicago Style (17th ed.) Citation

Breirem, Knut, Thor Homb, and Asmund Ekern. Production of Vegetable and Animal Foods from a Resource Point of View. Ås: Norwegian Agricultural Advisory Centre, 1989.

MLA (9th ed.) Citation

Breirem, Knut, et al. Production of Vegetable and Animal Foods from a Resource Point of View. Norwegian Agricultural Advisory Centre, 1989.