w24.01 p. 27 par. 6

w22.03 p. 15 par. 6

w22.03 p. 15 par. 6

w22.03 p. 15 par. 6

w22.03 p. 16 par. 10

w22.12 p. 15

w22.03 p. 18 par. 14

lff lesson 36

w26.09 pp. 14-19

w22.01 p. 22 par. 9

w20.01 p. 26 pars. 1-2

ijwbq article 146

ijwbq article 146

ijwbq article 146

lff lesson 15 point 5

ijwbq article 146

w19.05 pp. 30-31

ijwbq article 146