APA

Khan M. A., . (1967). Friends not masters. London: O . U . P.

Chicago

Khan Mohammad Ayub, . 1967. Friends not masters. London: O . U . P.

Harvard

Khan M. A., . (1967). Friends not masters. London: O . U . P.

MLA

Khan Mohammad Ayub, . Friends not masters. London: O . U . P. 1967.