Cita APA (7a ed.)

Ulbricht, T. L. V. (1964). Purines, pyrimidines and nucleotides: And the chemistry of nucleic acids. Pergamon Press.

Cita Chicago Style (17a ed.)

Ulbricht, T. L. V. Purines, Pyrimidines and Nucleotides: And the Chemistry of Nucleic Acids. Oxford : New York, Macmillan: Pergamon Press, 1964.

Cita MLA (8a ed.)

Ulbricht, T. L. V. Purines, Pyrimidines and Nucleotides: And the Chemistry of Nucleic Acids. Pergamon Press, 1964.