Sato, R. (1981). Theory of Technical Change and Economic Invariance. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Sato, Ryuzo. Theory of Technical Change and Economic Invariance. ELSEVIER, 1981.
Lua MLA (8ú heag.)Sato, Ryuzo. Theory of Technical Change and Economic Invariance. ELSEVIER, 1981.
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