Jóhannes Efnislykill að ritum Votta Jehóva – 2019 11:35 Varðturninn (námsútgáfa),4.2023, bls. 11 Varðturninn (námsútgáfa),1.2022, bls. 15-16 Varðturninn (námsútgáfa),4.2019, bls. 18-193.2019, bls. 17 Varðturninn (námsútgáfa),7.2017, bls. 14 Varðturninn,15.9.2013, bls. 3215.4.2012, bls. 515.1.2009, bls. 61.1.2009, bls. 41.7.2008, bls. 241.6.2006, bls. 191.8.1999, bls. 311.10.1995, bls. 231.8.1990, bls. 6-71.6.1987, bls. 9 Þegar ástvinur deyr, bls. 29-30 Vaknið!,8.10.2001, bls. 29
11:35 Varðturninn (námsútgáfa),4.2023, bls. 11 Varðturninn (námsútgáfa),1.2022, bls. 15-16 Varðturninn (námsútgáfa),4.2019, bls. 18-193.2019, bls. 17 Varðturninn (námsútgáfa),7.2017, bls. 14 Varðturninn,15.9.2013, bls. 3215.4.2012, bls. 515.1.2009, bls. 61.1.2009, bls. 41.7.2008, bls. 241.6.2006, bls. 191.8.1999, bls. 311.10.1995, bls. 231.8.1990, bls. 6-71.6.1987, bls. 9 Þegar ástvinur deyr, bls. 29-30 Vaknið!,8.10.2001, bls. 29