Houston, J. (1971). The Western Mediterranian world: An introduction to its regional landscapes. Longman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHouston, J.M. The Western Mediterranian World: An Introduction to Its Regional Landscapes. Longman, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHouston, J.M. The Western Mediterranian World: An Introduction to Its Regional Landscapes. Longman, 1971.
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