Hart, R. E., Bamford, S. P., Casteels, K. R., Kruk, S. J., Lintott, C. J., & Masters, K. L. (2017). Galaxy Zoo: Star formation versus spiral arm number. Oxford University Press.
Chicago Style (17th ed.) CitationHart, Ross E., Steven P. Bamford, Kevin R.V Casteels, Sandor J. Kruk, Chris J. Lintott, and Karen L. Masters. Galaxy Zoo: Star Formation Versus Spiral Arm Number. Oxford University Press, 2017.
MLA (9th ed.) CitationHart, Ross E., et al. Galaxy Zoo: Star Formation Versus Spiral Arm Number. Oxford University Press, 2017.
Warning: These citations may not always be 100% accurate.