Niklas Luhmann ranks as one of the most important sociologists and social theorists of the twentieth century. Through his many books he developed a highly origi

Systems theorists see common principles in the structure and operation of systems of all kinds and sizes. They promote an interdisciplinary science adapted for

Social systems occur in many contexts of social work. This book provides an easy-to-read introduction to systems thinking for social workers who will encounter

This book provides an introduction to the theory of linear systems and control for students in business mathematics, econometrics, computer science, and enginee

Using the behavioural approach to mathematical modelling, this book views a system as a dynamical relation between manifest and latent variables. The emphasis i