APA (7th ed.) Citation

Callard, K. B. (1957). Pakistan: A political study. Allen & Unwin.

Chicago Style (17th ed.) Citation

Callard, Keith B. Pakistan: A Political Study. London: Allen & Unwin, 1957.

MLA (9th ed.) Citation

Callard, Keith B. Pakistan: A Political Study. Allen & Unwin, 1957.