Below are example references to specific sentences using the notation of the Second Edition of A Course in Miracles published by the Foundation for Inner Peace:
T-26.IV.4:7 = Text, Chapt. 26, Section IV, paragraph 4, sentence 7.
W-pI.169.5:2 = Workbook, Part I, Lesson 169, paragraph 5, sentence 2.
M-13.3:2 = Manual for Teachers, Question 13, paragraph 3, sentence 2.
C-6.4:6 = Clarification of Terms, Term 6, paragraph 4, sentence 6
The above numbering system of the Second Edition is © Copyright 1992, The Foundation for A Course in Miracles.