APA

drucker h. . m., . (1979). doctrine and ethos in the labour party. london: georg allen & unwin.

Chicago

drucker h m, . 1979. doctrine and ethos in the labour party. london: georg allen & unwin.

Harvard

drucker h. . m., . (1979). doctrine and ethos in the labour party. london: georg allen & unwin.

MLA

drucker h m, . doctrine and ethos in the labour party. london: georg allen & unwin. 1979.