APA (7th ed.) Citation

Aarkrog, A. (1981). Environmental radioactivity in Denmark in 1980. RISO National Laboratory.

Chicago Style (17th ed.) Citation

Aarkrog, A. Environmental Radioactivity in Denmark in 1980. Roskilde: RISO National Laboratory, 1981.

MLA (9th ed.) Citation

Aarkrog, A. Environmental Radioactivity in Denmark in 1980. RISO National Laboratory, 1981.

Warning: These citations may not always be 100% accurate.