American Planning Association. (1969). Planning. American Society of Planning Officials.
Citação do estilo Chicago (17ª ed.)American Planning Association. Planning. Chicago, Ill: American Society of Planning Officials, 1969.
Citação MLA (8ª ed.)American Planning Association. Planning. American Society of Planning Officials, 1969.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.