Two variant surface glycoproteins of Trypanosoma Brucei of different sequence classes have similar 6 Å resolution X-ray structures.

MLA

Metcalf, P., et al. “Two Variant Surface Glycoproteins of Trypanosoma Brucei of Different Sequence Classes Have Similar 6 Å Resolution X-Ray Structures.” Nature, vol. 325, no. 6099, Jan. 1987, pp. 84–86. EBSCOhost, https://doi.org/10.1038/325084a0.

APA

Metcalf, P., Blum, M., Freymann, D., Turner, M., & Wiley, D. C. (1987). Two variant surface glycoproteins of Trypanosoma Brucei of different sequence classes have similar 6 Å resolution X-ray structures. Nature, 325(6099), 84–86. https://doi.org/10.1038/325084a0

Chicago

Metcalf, P., M. Blum, D. Freymann, M. Turner, and D. C. Wiley. 1987. “Two Variant Surface Glycoproteins of Trypanosoma Brucei of Different Sequence Classes Have Similar 6 Å Resolution X-Ray Structures.” Nature 325 (6099): 84–86. doi:10.1038/325084a0.