Smith, J., Ray, G., & J.E smith. (1967). Financial aspects of supervisory management. Thomas Nelson.
Chicago Style aipamenaSmith, J.E, G.H Ray, and J.E smith. Financial Aspects of Supervisory Management. london: Thomas Nelson, 1967.
MLA aipamenaSmith, J.E, et al. Financial Aspects of Supervisory Management. Thomas Nelson, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.