Stewart, J. D. (1958). British pressure groups: Their role in relation to the House of commons.
Chicago Stili AlıntıStewart, J. D. British Pressure Groups: Their Role in Relation to the House of Commons. 1958.
MLA AlıntıStewart, J. D. British Pressure Groups: Their Role in Relation to the House of Commons. 1958.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..