Cita APA (7a ed.)

Laurentius, T., & Laurentius, F. (2007). Watermarks, 1600-1650: Found in the Zeeland Archives. HES & De Graaf.

Cita Chicago Style (17a ed.)

Laurentius, Theo, y Frans Laurentius. Watermarks, 1600-1650: Found in the Zeeland Archives. 't Goy-Houten: HES & De Graaf, 2007.

Cita MLA (9a ed.)

Laurentius, Theo, y Frans Laurentius. Watermarks, 1600-1650: Found in the Zeeland Archives. HES & De Graaf, 2007.