Allen, J. (1924). State of Washington showing state highways and principal county roads. Shell Oil Company of California.
Цитирование в стиле Чикаго (17-е изд.)Allen, James. State of Washington Showing State Highways and Principal County Roads. California: Shell Oil Company of California, 1924.
Цитирование MLA (8-е изд.)Allen, James. State of Washington Showing State Highways and Principal County Roads. Shell Oil Company of California, 1924.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.