APA

L†g J., International Society of Soil Science & Norske videnskaps-akademi. (1990). Excess and deficiency of trace elements in relation to human and animal health in Arctic and Subarctic regions. Oslo: Norwegian Academy of Science and Letters.

Chicago

L†g J, International Society of Soil Science and Norske videnskaps-akademi. 1990. Excess and deficiency of trace elements in relation to human and animal health in Arctic and Subarctic regions. Oslo: Norwegian Academy of Science and Letters.

Harvard

L†g J., International Society of Soil Science and Norske videnskaps-akademi. (1990). Excess and deficiency of trace elements in relation to human and animal health in Arctic and Subarctic regions. Oslo: Norwegian Academy of Science and Letters.

MLA

L†g J, International Society of Soil Science and Norske videnskaps-akademi. Excess and deficiency of trace elements in relation to human and animal health in Arctic and Subarctic regions. Oslo: Norwegian Academy of Science and Letters. 1990.