Citação norma APA

(1968). Symbol manipulation languages and techniques: Proceeding of the IFIP working conference on symbol manipulation languages. North-Holland.

Citação norma Chicago

Symbol Manipulation Languages and Techniques: Proceeding of the IFIP Working Conference on Symbol Manipulation Languages. Amsterdam: North-Holland, 1968.

Citação norma MLA

Symbol Manipulation Languages and Techniques: Proceeding of the IFIP Working Conference on Symbol Manipulation Languages. North-Holland, 1968.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.