APA-viite (7. p.)
Ripken, K. (1974). A formal Description of the translation of program trees into intermediate languages. TU.
Chicago-viite (17. p.)
Ripken, Knut. A Formal Description of the Translation of Program Trees into Intermediate Languages. München: TU, 1974.
MLA-viite (9. p.)
Ripken, Knut. A Formal Description of the Translation of Program Trees into Intermediate Languages. TU, 1974.
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