NITRATES 555,892 Nitrates, nitrites, and N-nitroso compounds ;. -Geneva : World Health Organization, 1978. - 107 s. i il. } 21 cm. - (Environmental Health Criteria ; 5) U dolu s. tyt.: Published under the joint sponsorship of the United Nations Environment Programme and the World Health Organization. -Bibliogr. s. 85-107 ISBN 92-4-154065-6