Twardy J. Daniel E. Harris, C.M., We Speak the Word of the Lord. A Practical Plan For More Effective Preaching. SSHT [Internet]. 30 czerwiec 2011 [cytowane 12 maj 2025];44(1):302 – 303. Dostępne na: https://trrest.vot.pl/ojsus/index.php/ssht/article/view/16491