Stengel, J. P., & Wagner, M. (1660). Gnomica universalis, sive praxis amplissima Geometrice describendi Horologia Solaria, Stabilja Quidem Juxta omnes species, in quamcunque superficia plenam intra Sphaeram Rectam & Obliquam, Tum Reflexa Et Portatilia, in Figuris 233. Expressa. Ulmae: Typis & sumtibus Matthaei Wagner.
Chicago Style CitationStengel, Johann Peterson, and Matthäus Wagner. Gnomica Universalis, Sive Praxis Amplissima Geometrice Describendi Horologia Solaria, Stabilja Quidem Juxta Omnes Species, in Quamcunque Superficia Plenam Intra Sphaeram Rectam & Obliquam, Tum Reflexa Et Portatilia, in Figuris 233. Expressa. Ulmae: Typis & sumtibus Matthaei Wagner, 1660.
MLA CitationStengel, Johann Peterson, and Matthäus Wagner. Gnomica Universalis, Sive Praxis Amplissima Geometrice Describendi Horologia Solaria, Stabilja Quidem Juxta Omnes Species, in Quamcunque Superficia Plenam Intra Sphaeram Rectam & Obliquam, Tum Reflexa Et Portatilia, in Figuris 233. Expressa. Ulmae: Typis & sumtibus Matthaei Wagner, 1660.