Kramer, S. N. (1959). History begins at Sumer: Twenty-seven "first" in man recorded history. Saint Joseph's University.
Chicago Style (17th ed.) CitationKramer, Samuel Noah. History Begins at Sumer: Twenty-seven "First" in Man Recorded History. Saint Joseph's University, 1959.
MLA (8th ed.) CitationKramer, Samuel Noah. History Begins at Sumer: Twenty-seven "First" in Man Recorded History. Saint Joseph's University, 1959.
Warning: These citations may not always be 100% accurate.