MLA

Homann Erben (Firm), Homann, Johann Baptist, 1663-1724. Imperii Romano Germanici in svos statvs et circvlos divisi tabvla generalis in ufus iuventutis erundiendae accommodata / [cartographic material] / a Ioh Bapt Homanno, S.C.M. Geographo, Reg. Boruss. Societ. Scient. Sodali. [1746?]. https://collections.library.yale.edu/catalog/2065850.

APA, 6th edition

Homann Erben (Firm), & Homann, Johann Baptist, 1663-1724. ([1746?])[Imperii Romano Germanici in svos statvs et circvlos divisi tabvla generalis in ufus iuventutis erundiendae accommodata / [cartographic material] / a Ioh Bapt Homanno, S.C.M. Geographo, Reg. Boruss. Societ. Scient. Sodali]. https://collections.library.yale.edu/catalog/2065850.