Gaya APA

Wallgren, A., Wallgren, B. (2014). Register-based statistics: statistical methods for administrative data. Second Edition (Ed.Ke-2). United Kingdom: John Wiley & Sons.

Gaya MLA

Wallgren, Anders., Wallgren, Britt. "Register-based statistics: statistical methods for administrative data. Second Edition". Ed.Ke-2 United Kingdom: John Wiley & Sons, 2014. Textbook.