(1968). Symbol manipulation languages and techniques: Proceeding of the IFIP working conference on symbol manipulation languages. North-Holland.
Citazione stile Chigago Style (17a edizione)Symbol Manipulation Languages and Techniques: Proceeding of the IFIP Working Conference on Symbol Manipulation Languages. Amsterdam: North-Holland, 1968.
Citatione MLA (9a ed.)Symbol Manipulation Languages and Techniques: Proceeding of the IFIP Working Conference on Symbol Manipulation Languages. North-Holland, 1968.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.