Introduction to Haggai New American Bible
Haggai NIV Bible
Haggai - Chapter 1 Text with commentary by the 11th century rabbi Rashi

Articles in the Journal of Hebrew Scriptures
The Formation and Intention of the Haggai-Zechariah Corpus Jakob Wöhrle
Yahweh's Breast: Interpreting Haggai's Temple through Melanie Klein's Projective Identification Theory Jeremiah W. Cataldo
The Temple in the Book of Haggai Elie Assis

Articles from other sources
The Fate and Future of Zerubbabel in the Prophecy of Haggai Greg Goswell
Haggai: Structure and Meaning Elie Assis
Haggai: Master Rhetorician M.J. Boda
Haggai's concern for South Africa: A positive transformation to socio-economic justice as a catalyst for reconciliation Doniwen Pietersen
The Book of Haggai and the Rebuilding of the Temple in the Early Persian Period John Robert Barker, OFM
Aggeus (Haggai) Catholic Encyclopedia, 1913
Book of Haggai The Jewish Encyclopedia
Haggai Church of Christ Minister Al Maxey
Notes on Haggai Dr. Thomas L. Constable

Composition, Rhetoric and Theology in Haggai 1:1-11 Elie Assis

"The Desire Of All Nations" In Haggai 2:7: Messianic Or Not? Herbert Wolf

The Question of Indirect Touch: Lam 4,14; Ezek 44,19 and Hag 2,12-13 Lena-Sofia

Haggai 2,17 -- A New Analysis M. Rogland