APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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