Cicero, Marcus Tullius. "Frontmatter". How to Grow Old: Ancient Wisdom for the Second Half of Life, Princeton: Princeton University Press, 2016, pp. i-iv. https://doi.org/10.1515/9781400880393-fm
Cicero, M. (2016). Frontmatter. In How to Grow Old: Ancient Wisdom for the Second Half of Life (pp. i-iv). Princeton: Princeton University Press. https://doi.org/10.1515/9781400880393-fm
Cicero, M. 2016. Frontmatter. How to Grow Old: Ancient Wisdom for the Second Half of Life. Princeton: Princeton University Press, pp. i-iv. https://doi.org/10.1515/9781400880393-fm
Cicero, Marcus Tullius. "Frontmatter" In How to Grow Old: Ancient Wisdom for the Second Half of Life, i-iv. Princeton: Princeton University Press, 2016. https://doi.org/10.1515/9781400880393-fm
Cicero M. Frontmatter. In: How to Grow Old: Ancient Wisdom for the Second Half of Life. Princeton: Princeton University Press; 2016. p.i-iv. https://doi.org/10.1515/9781400880393-fm