(2018). Hans-Michael Geiger- Informational Efficiency in Speculative Markets- A Theoretical Investigation: Informational Efficiency in Speculative Markets. Peter Lang International Academic Publishing Group.
Chicago-referens (17:e uppl.)Hans-Michael Geiger- Informational Efficiency in Speculative Markets- A Theoretical Investigation: Informational Efficiency in Speculative Markets. Bern: Peter Lang International Academic Publishing Group, 2018.
MLA-referens (9:e uppl.)Hans-Michael Geiger- Informational Efficiency in Speculative Markets- A Theoretical Investigation: Informational Efficiency in Speculative Markets. Peter Lang International Academic Publishing Group, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.