International Tutor Machines Limited. Programme Division. (1967). Introduction to management statistics: A teaching programme. English Universities Press.
Chicago-viite (17. p.)International Tutor Machines Limited. Programme Division. Introduction to Management Statistics: A Teaching Programme. London: English Universities Press, 1967.
MLA-viite (9. p.)International Tutor Machines Limited. Programme Division. Introduction to Management Statistics: A Teaching Programme. English Universities Press, 1967.
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