APA aipamena

Robertson, D. J. (1970). Labour market issues of the 1970s. New York: The Scottish Economic Society.

Chicago Style aipamena

Robertson, D. J. Labour Market Issues of the 1970s. New York: The Scottish Economic Society, 1970.

MLA aipamena

Robertson, D. J. Labour Market Issues of the 1970s. New York: The Scottish Economic Society, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.