Differentias Ivris Controversi Inter Pharmacopaeos Et Mercatores Circa Merces Simplices Pharmacopaeas / Illvstris Ictorvm Ordinis Gratia Praeside D. Christiano Henr. Brevning Profess. Pvblic. Ordinar. Ivr. Nat. Et Gent. ... Socio In Avditorio Ivridico Die XI. Martii Anno MDCCLXXV. Defendet Ioannes Christianvs Pfeiffer Rengersdorff. Lvsatvs. Lipsiae : Officina Langenhemia, 1775