APA (7th ed.) Zitazioa

Heppell, T. (2008). Choosing the Tory leader: Conservative Party leadership elections from Heath to Cameron. Tauris Academic Studies.

Chicago Style (17th ed.) Zitazioa

Heppell, Timothy. Choosing the Tory Leader: Conservative Party Leadership Elections from Heath to Cameron. London: Tauris Academic Studies, 2008.

MLA (9th ed.) Zitazioa

Heppell, Timothy. Choosing the Tory Leader: Conservative Party Leadership Elections from Heath to Cameron. Tauris Academic Studies, 2008.