Robertson, D. J. (1970). Labour market issues of the 1970s. New York: The Scottish Economic Society.
Čikaški stil citiranjaRobertson, D. J. Labour Market Issues of the 1970s. New York: The Scottish Economic Society, 1970.
MLA način citiranjaRobertson, D. J. Labour Market Issues of the 1970s. New York: The Scottish Economic Society, 1970.
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