Campbell, H. (1877). His grandmothers: A summer salad. G.P. Putnam's sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCampbell, Helen. His Grandmothers: A Summer Salad. New York: G.P. Putnam's sons, 1877.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCampbell, Helen. His Grandmothers: A Summer Salad. G.P. Putnam's sons, 1877.
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