Vanderwalker, P., & Campbell, R. (1982). Boston then & now: 59 Boston sites photographed in the past and present. New York: Dover Publications.
Παραπομπή Chicago StyleVanderwalker, Peter, and Robert Campbell. Boston Then & Now: 59 Boston Sites Photographed in the Past and Present. New York: Dover Publications, 1982.
Παραπομπή MLAVanderwalker, Peter, and Robert Campbell. Boston Then & Now: 59 Boston Sites Photographed in the Past and Present. New York: Dover Publications, 1982.
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