Rainer Braun, 1973
Kohelet und die fruhhellenistische Popularphilosophie (BZAW 130). Berlin: De Gruyter.
Harold Firsch, 1990
"Qohelet: A Hebrew Ironist," in: Idem, Poetry with a Purpose: Biblical Poetics and Interpretation. Blomington: Indiana University Press, pp. 158-178.
Robert Gordis, 1971
Koheleth--The Man and His World: A Study of Ecclesiastes. Third Augmented ed., New York: Schocken Books.
Dourg Ingram, 2013
"The Riddle of Qohelet and Qohelet the Riddler," JSOT 37(4): 485-509.
Christopher Whitwell, 2009
"The Variation of Nature in Ecclesiastes 11," JSOT 34(1): 81-97.
