Cita APA (7a ed.)

Harter, S. P. (1978). Statistical Approaches to Automatic Indexing.

Cita Chicago Style (17a ed.)

Harter, Stephen P. Statistical Approaches to Automatic Indexing. 1978.

Cita MLA (9a ed.)

Harter, Stephen P. Statistical Approaches to Automatic Indexing. 1978.