APA-ийн эшлэл(7 дахь хэвлэлт)

Richards, p. G. (1956). Delegation in local government: Country to district councils . Allen & unwin.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Richards, peter G. Delegation in Local Government: Country to District Councils . London: Allen & unwin, 1956.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Richards, peter G. Delegation in Local Government: Country to District Councils . Allen & unwin, 1956.