Lúkas Efnislykill að ritum Votta Jehóva – 2019 21:21 Varðturninn,15.7.2015, bls. 14-161.12.2006, bls. 28-291.1.2003, bls. 8-91.11.1998, bls. 231.7.1996, bls. 13-181.4.1991, bls. 7 Vaknið!,4.2012, bls. 12
21:21 Varðturninn,15.7.2015, bls. 14-161.12.2006, bls. 28-291.1.2003, bls. 8-91.11.1998, bls. 231.7.1996, bls. 13-181.4.1991, bls. 7 Vaknið!,4.2012, bls. 12