APA-čujuhus (7. p.)
(1970). Letters and Notices: Vol. 75, no. 352, July 1970 : supplement. Winbledon College : Edge Hill.
Chicago-čujuhus (17. p.)
Letters and Notices: Vol. 75, No. 352, July 1970 : Supplement. Londres, Inglaterra: Winbledon College : Edge Hill, 1970.
MLA-čujuhus (9. p.)
Letters and Notices: Vol. 75, No. 352, July 1970 : Supplement. Winbledon College : Edge Hill, 1970.
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