w22.01 p. 3-4

w19.11 p. 17-18 par. 14-16

w18.11 p. 10 par. 9

g 7/13 p. 8-10

g 7/13 p. 10-11

w08 4/15 p. 22-23

w06 8/1 p. 16

w04 10/15 p. 3

w04 10/15 p. 3-7

g 10/14 p. 5

w21.08 p. 6 par. 17

w06 1/1 p. 22-23