Vuelpius, H., & Gymnich, J. (1544). Libellvs De Minvtiis Physicis, & practicis Astronomicæ Arithmeticæ regulis. Ioannes Gymnicus excudebat.
Citazione stile Chigago Style (17a edizione)Vuelpius, Henricus, e Johann Gymnich. Libellvs De Minvtiis Physicis, & Practicis Astronomicæ Arithmeticæ Regulis. Coloniæ: Ioannes Gymnicus excudebat, 1544.
Citatione MLA (9a ed.)Vuelpius, Henricus, e Johann Gymnich. Libellvs De Minvtiis Physicis, & Practicis Astronomicæ Arithmeticæ Regulis. Ioannes Gymnicus excudebat, 1544.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.