APA Style

Spencer, John H.. (1972). The physics and chemistry of DNA and RNA . Singapore: W. B. Saunders Company.

Chicago Style

Spencer, John H.. The physics and chemistry of DNA and RNA. Singapore: W. B. Saunders Company, 1972. Text.

MLA Style

Spencer, John H.. The physics and chemistry of DNA and RNA. Singapore: W. B. Saunders Company, 1972. Text.

Turabian Style

Spencer, John H.. The physics and chemistry of DNA and RNA. Singapore: W. B. Saunders Company, 1972. Print.