APA citiranje

de Graaf, F. K., Klemm, P., & Gaastra, W. (1981). Purification, characterization, and partial covalent structure of Escherichia coli adhesive antigen K99.

Citação norma Chicago

de Graaf, F K., P. Klemm, and W. Gaastra. Purification, Characterization, and Partial Covalent Structure of Escherichia Coli Adhesive Antigen K99. 1981.

MLA citiranje

de Graaf, F K., P. Klemm, and W. Gaastra. Purification, Characterization, and Partial Covalent Structure of Escherichia Coli Adhesive Antigen K99. 1981.