APA (7 वां संस्करण) प्रशस्ति पत्र

(1930). Official United States Tourist Service Highway Map of Washington. United States Tourist Service.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Official United States Tourist Service Highway Map of Washington. [S.I.]: United States Tourist Service, 1930.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Official United States Tourist Service Highway Map of Washington. United States Tourist Service, 1930.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.