APA استشهاد

Collison,Robert L. (1969). Indexes and Indexing (3rd(1st-1959).). Ernest Benn Ltd.

استشهاد بنمط شيكاغو

Collison,Robert L. Indexes and Indexing. 3rd(1st-1959). London: Ernest Benn Ltd, 1969.

MLA استشهاد

Collison,Robert L. Indexes and Indexing. 3rd(1st-1959). Ernest Benn Ltd, 1969.