APA (7th ed.) Citation

Cohen, R. L., & Wernick, J. H. (1981). Hydrogen storage materials. Science, 214, 1081.

Chicago Style (17th ed.) Citation

Cohen, R. L., and J. H. Wernick. "Hydrogen Storage Materials." Science 214 (1981): 1081.

MLA (9th ed.) Citation

Cohen, R. L., and J. H. Wernick. "Hydrogen Storage Materials." Science, vol. 214, 1981, p. 1081.