International Conference on Input-Output Techniques (6th:April 22-26:1974:Vienna) & Polenske,Karen R and Skolka,Jiri V. (1976). Advances in input-output analysis: Proceedings of the sixth international conference on input-output techniques, Vienna, April 22-26,1974. Ballinger.
শিকাগো স্টাইলে সাইটেশনInternational Conference on Input-Output Techniques (6th:April 22-26:1974:Vienna) এবং Polenske,Karen R and Skolka,Jiri V. Advances in Input-output Analysis: Proceedings of the Sixth International Conference on Input-output Techniques, Vienna, April 22-26,1974. Cambridge: Ballinger, 1976.
এমএলএ সাইটেশনInternational Conference on Input-Output Techniques (6th:April 22-26:1974:Vienna) এবং Polenske,Karen R and Skolka,Jiri V. Advances in Input-output Analysis: Proceedings of the Sixth International Conference on Input-output Techniques, Vienna, April 22-26,1974. Ballinger, 1976.