APA

Symposium on Monitoring B. D. a. E., Hook E. B., Janerich D. T. & Porter I. H. (1971). Monitoring, birth defects and environment. New York: Academic Press.

Chicago

Symposium on Monitoring Birth Defects and Environment, Hook Ernest B, Janerich Dwight T and Porter Ian H. 1971. Monitoring, birth defects and environment. New York: Academic Press.

Harvard

Symposium on Monitoring B. D. a. E., Hook E. B., Janerich D. T. and Porter I. H. (1971). Monitoring, birth defects and environment. New York: Academic Press.

MLA

Symposium on Monitoring Birth Defects and Environment, Hook Ernest B, Janerich Dwight T and Porter Ian H. Monitoring, birth defects and environment. New York: Academic Press. 1971.