Leupold, H. (1952). Exposition of Ecclesiastes. Baker Book House.
Chicago Style (17th ed.) ZitazioaLeupold, H.C. Exposition of Ecclesiastes. Grand Rapids: Baker Book House, 1952.
MLA (9th ed.) ZitazioaLeupold, H.C. Exposition of Ecclesiastes. Baker Book House, 1952.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.