The week in science: 22-28 May 2015.

MLA

“The Week in Science: 22-28 May 2015.” Nature, vol. 521, no. 7553, May 2015, pp. 398–99. EBSCOhost, https://doi.org/10.1038/521398a.

APA

The week in science: 22-28 May 2015. (2015). Nature, 521(7553), 398–399. https://doi.org/10.1038/521398a

Chicago

“The Week in Science: 22-28 May 2015.” 2015. Nature 521 (7553): 398–99. doi:10.1038/521398a.