APA

Murrell J. N., . (1963). The theory of the electronic spectra of organic molecules. London: Methuen & Co.

Chicago

Murrell J N, . 1963. The theory of the electronic spectra of organic molecules. London: Methuen & Co.

Harvard

Murrell J. N., . (1963). The theory of the electronic spectra of organic molecules. London: Methuen & Co.

MLA

Murrell J N, . The theory of the electronic spectra of organic molecules. London: Methuen & Co. 1963.