APA (7th ed.) Citation

G. Pétursson & Hoff-Jørgensen, R. (1990). Maedi-visna and related diseases. Kluwer Academic Publishers.

Chicago Style (17th ed.) Citation

G. Pétursson and R. Hoff-Jørgensen. Maedi-visna and Related Diseases. Boston: Kluwer Academic Publishers, 1990.

MLA (9th ed.) Citation

G. Pétursson and R. Hoff-Jørgensen. Maedi-visna and Related Diseases. Kluwer Academic Publishers, 1990.