van Beek, J. D., Hess, S., Vollrath, F., & Meier, B. H. (2002). The molecular structure of spider dragline silk: Folding and orientation of the protein backbone. National Academy of Sciences.
Citação norma Chicagovan Beek, J. D., S. Hess, F. Vollrath, and B. H. Meier. The Molecular Structure of Spider Dragline Silk: Folding and Orientation of the Protein Backbone. National Academy of Sciences, 2002.
Citação norma MLAvan Beek, J. D., S. Hess, F. Vollrath, and B. H. Meier. The Molecular Structure of Spider Dragline Silk: Folding and Orientation of the Protein Backbone. National Academy of Sciences, 2002.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.