Colson, J. H. C. (1975). Progressive exercise therapy in rehabilitation and physical education (3rd edition.). J. Wright.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रColson, John Henry Charles. Progressive Exercise Therapy in Rehabilitation and Physical Education. 3rd edition. Bristol: J. Wright, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रColson, John Henry Charles. Progressive Exercise Therapy in Rehabilitation and Physical Education. 3rd edition. J. Wright, 1975.
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