APA aipamena

Grant, D. P. (1973). Two modes of information retrieval: A compact, bibliographic distinction between the question answering systems and literature searching systems. Council of Planning Librarians.

Chicago Style aipamena

Grant, Donald P. Two Modes of Information Retrieval: A Compact, Bibliographic Distinction Between the Question Answering Systems and Literature Searching Systems. Monticello, Ill: Council of Planning Librarians, 1973.

MLA aipamena

Grant, Donald P. Two Modes of Information Retrieval: A Compact, Bibliographic Distinction Between the Question Answering Systems and Literature Searching Systems. Council of Planning Librarians, 1973.