"Top Grossers of 1958". Variety. 7 January 1959. p. 48. Please note figures are for US and Canada only and are domestic rentals accruing to dsitributors as opposed to theatre gross
archive.today
Calhoun, Dave; Huddleston, Tom; Jenkins, David; Adams, Derek; Andrew, Geoff; Davies, Adam Lee; Fairclough, Paul; Hammond, Wally (17 February 2017). "The 100 best British films". Time Out London. Time Out Group. Archived from the original on 3 April 2019. Retrieved 24 October 2017.
Calhoun, Dave; Huddleston, Tom; Jenkins, David; Adams, Derek; Andrew, Geoff; Davies, Adam Lee; Fairclough, Paul; Hammond, Wally (17 February 2017). "The 100 best British films". Time Out London. Time Out Group. Archived from the original on 3 April 2019. Retrieved 24 October 2017.