APA (7th ed.) Zitazioa
Elonka, S. M., & Higgins, A. (1982). Standard boiler room questions & answers (3rd ed.). McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Elonka, Stephen Michael, eta Alex Higgins. Standard Boiler Room Questions & Answers. 3rd ed. New York: McGraw-Hill, 1982.
MLA (9th ed.) Zitazioa
Elonka, Stephen Michael, eta Alex Higgins. Standard Boiler Room Questions & Answers. 3rd ed. McGraw-Hill, 1982.
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