Jamie Ford (2014). “Hotel on the Corner of Bitter and Sweet and Songs of Willow Frost: Two Bestselling Novels: Hotel on the Corner of Bitter and Sweet, Songs of Willow Frost”, p.573, Ballantine Books
P. J. O'Rourke (2007). “All the Trouble in the World: The Lighter Side of Overpopulation, Famine, Ecological Disaster, Ethnic Hatred, Plague, and Poverty”, p.14, Grove/Atlantic, Inc.
Morarji Desai's speech at the 19th World Vegetarian Congress held at Mavhmkar Auditorium of Rafi Marg in New Delhi, India (November 18, 1967), later published in The British Vegetarian, March/April 1968.