Cassandra Clare (2011). “Cassandra Clare: The Mortal Instrument Series (4 books): City of Bones; City of Ashes; City of Glass; City of Fallen Angels”, p.971, Simon and Schuster
"Let's Do It" (song) (1954). These words were added to the original 1928 song, replacing lines including "Chinks do it, Japs do it" because Porter realized that those lyrics were offensive.