APA-viite (7. p.)
Espejo, R., & Reyes, A. (2011). Organizational Systems: Managing Complexity with the Viable System Model. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-19109-1
Chicago-viite (17. p.)
Espejo, Raul, ja Alfonso Reyes. Organizational Systems: Managing Complexity with the Viable System Model. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19109-1.
MLA-viite (9. p.)
Espejo, Raul, ja Alfonso Reyes. Organizational Systems: Managing Complexity with the Viable System Model. Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19109-1.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.