Clapp, L. B. (1957). Chemistry of the covalent bond (2a. ed.). W. H. Freeman.
Cita Chicago (17th ed.)Clapp, Leallyn B. Chemistry of the Covalent Bond. 2a. ed. San Francisco: W. H. Freeman, 1957.
Cita MLA (9th ed.)Clapp, Leallyn B. Chemistry of the Covalent Bond. 2a. ed. W. H. Freeman, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.