APA (7th ed.) Citation

Asimov, I. (1961). Building blocks of the universe (Rev. ed.). Abelard-Schuman.

Chicago Style (17th ed.) Citation

Asimov, Isaac. Building Blocks of the Universe. Rev. ed. London [etc.]: Abelard-Schuman, 1961.

MLA (9th ed.) Citation

Asimov, Isaac. Building Blocks of the Universe. Rev. ed. Abelard-Schuman, 1961.