APA (7th ed.) Citation

Helland, I. S. (2010). Steps towards a unified basis for scientific models and methods. World Scientific Pub. Co.

Chicago Style (17th ed.) Citation

Helland, Inge S. Steps Towards a Unified Basis for Scientific Models and Methods. Singapore: World Scientific Pub. Co, 2010.

MLA (9th ed.) Citation

Helland, Inge S. Steps Towards a Unified Basis for Scientific Models and Methods. World Scientific Pub. Co, 2010.