APA (7th ed.) Citation

Klug, A. (1978). I. Structure of chromatin: Introductory remarks. Philosophical transactions of the Royal Society of London. Series B. Biological sciences, 283(997), 233. https://doi.org/10.1098/rstb.1978.0020

Chicago Style (17th ed.) Citation

Klug, A. "I. Structure of Chromatin: Introductory Remarks." Philosophical Transactions of the Royal Society of London. Series B. Biological Sciences 283, no. 997 (1978): 233. https://doi.org/10.1098/rstb.1978.0020.

MLA (9th ed.) Citation

Klug, A. "I. Structure of Chromatin: Introductory Remarks." Philosophical Transactions of the Royal Society of London. Series B. Biological Sciences, vol. 283, no. 997, 1978, p. 233, https://doi.org/10.1098/rstb.1978.0020.