Cita APA (7th ed.)
Elonka, S. M., & Higgins, A. (1982). Standard boiler room questions & answers (3rd ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Elonka, Stephen Michael, i Alex Higgins. Standard Boiler Room Questions & Answers. 3rd ed. New York: McGraw-Hill, 1982.
Cita MLA (9th ed.)
Elonka, Stephen Michael, i Alex Higgins. Standard Boiler Room Questions & Answers. 3rd ed. McGraw-Hill, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.