Burgess, R. G. (1982). Field research: A sourcebook and field manual. G. Allen & Unwin.
Dyfyniad Arddull ChicagoBurgess, Robert G. Field Research: A Sourcebook and Field Manual. London: G. Allen & Unwin, 1982.
Dyfyniad MLABurgess, Robert G. Field Research: A Sourcebook and Field Manual. G. Allen & Unwin, 1982.
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