Cite
Indigo carmine: Understanding a problematic blue dye
MLA
Maarten R. van Bommel, et al. “Indigo Carmine: Understanding a Problematic Blue Dye.” Studies in Conservation, vol. 57, Aug. 2012, pp. S87–95. EBSCOhost, https://doi.org/10.1179/2047058412y.0000000058.
APA
Maarten R. van Bommel, Regina Hofmann-de Keijzer, Edith Oberhumer, Matthijs de Keijzer, & Regina Knaller. (2012). Indigo carmine: Understanding a problematic blue dye. Studies in Conservation, 57, S87–S95. https://doi.org/10.1179/2047058412y.0000000058
Chicago
Maarten R. van Bommel, Regina Hofmann-de Keijzer, Edith Oberhumer, Matthijs de Keijzer, and Regina Knaller. 2012. “Indigo Carmine: Understanding a Problematic Blue Dye.” Studies in Conservation 57 (August): S87–95. doi:10.1179/2047058412y.0000000058.