Panama-Pacific International Exposition. (1915). Pennsylvania at the World's Panama-Pacific Exposition: Showing the manufacturing, commercial and financial activities in the industrial centers of the Keystone state. Bristol Courier.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPanama-Pacific International Exposition. Pennsylvania at the World's Panama-Pacific Exposition: Showing the Manufacturing, Commercial and Financial Activities in the Industrial Centers of the Keystone State. Bristol, Pa.: Bristol Courier, 1915.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPanama-Pacific International Exposition. Pennsylvania at the World's Panama-Pacific Exposition: Showing the Manufacturing, Commercial and Financial Activities in the Industrial Centers of the Keystone State. Bristol Courier, 1915.
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