APA Style

SAKAI, T. et al (2021). Evaluating Information Retrieval and Access Tasks; NTCIR's Legacy of Research Impact (1). London: Springer International Publishing.

MLA Style

SAKAI, Tetsuya. et al. "Evaluating Information Retrieval and Access Tasks; NTCIR's Legacy of Research Impact". 1 London: Springer International Publishing, 2021. Text.