APA (7th ed.) Citation

Suominen, V. (1997). Filling empty space: A treatise on semiotic structures in information retrieval, in documentation, and in related research. Oulun Yliopisto.

Chicago Style (17th ed.) Citation

Suominen, Vesa. Filling Empty Space: A Treatise on Semiotic Structures in Information Retrieval, in Documentation, and in Related Research. Oulu: Oulun Yliopisto, 1997.

MLA (9th ed.) Citation

Suominen, Vesa. Filling Empty Space: A Treatise on Semiotic Structures in Information Retrieval, in Documentation, and in Related Research. Oulun Yliopisto, 1997.