APA

(1968). General Catalogue Of Prınted Books. London: The trustees of the British Museum.

Chicago

1968. General Catalogue Of Prınted Books. London: The trustees of the British Museum.

Harvard

(1968). General Catalogue Of Prınted Books. London: The trustees of the British Museum.

MLA

General Catalogue Of Prınted Books. London: The trustees of the British Museum. 1968.