APA ציטוט

Smith, I. C., & Carson, B. L. (1981). Cobalt, an appraisal of environmental exposure. AnnArbor Science.

Chicago Edition Citation

Smith, Ivan C., and Bonnie L. Carson. Cobalt, an Appraisal of Environmental Exposure. Michigan: AnnArbor Science, 1981.

ציטוט MLA

Smith, Ivan C., and Bonnie L. Carson. Cobalt, an Appraisal of Environmental Exposure. AnnArbor Science, 1981.