Richardson, A. H. (1974). Conservation by the people: The history of the conservation movement in Ontario to 1970. Univ. of Toronto Press.
Chicago-Zitierstil (17. Ausg.)Richardson, Arthur Herbert. Conservation by the People: The History of the Conservation Movement in Ontario to 1970. Toronto [u.a.]: Univ. of Toronto Press, 1974.
MLA-Zitierstil (9. Ausg.)Richardson, Arthur Herbert. Conservation by the People: The History of the Conservation Movement in Ontario to 1970. Univ. of Toronto Press, 1974.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.