APA (7th ed.) Citation

Sei Shōnagon 966-1020 & Morris, I. (1984). The pillow book of Sei Shōnagon. Penguin Books.

Chicago Style (17th ed.) Citation

Sei Shōnagon 966-1020 and Ivan Morris. The Pillow Book of Sei Shōnagon. Harmondsworth: Penguin Books, 1984.

MLA (9th ed.) Citation

Sei Shōnagon 966-1020 and Ivan Morris. The Pillow Book of Sei Shōnagon. Penguin Books, 1984.

Warning: These citations may not always be 100% accurate.