A Serious Call to a Devout and Holy Life - William Law (1728)
English, but with online translations in more languages available.
Chapter 1 Chapter 13
Chapter 2 Chapter 14
Chapter 3 Chapter 15
Chapter 4 Chapter 16
Chapter 5 Chapter 17
Chapter 6 Chapter 18
Chapter 7 Chapter 19
Chapter 8 Chapter 20
Chapter 9 Chapter 21
Chapter 10 Chapter 22
Chapter 11 Chapter 23
Chapter 12 Chapter 24