Cita APA (7a ed.)

Pollitt, A. S. (1986). An expert systems approach to document retrieval.

Cita Chicago Style (17a ed.)

Pollitt, Arthur Steven. An Expert Systems Approach to Document Retrieval. 1986.

Cita MLA (8a ed.)

Pollitt, Arthur Steven. An Expert Systems Approach to Document Retrieval. 1986.