Cita APA

Li, Z., Ogg, N., Sievert, M., & Mitchell, J. (1993). On the Growth and Trimming of the L Trees of MeSH.

Chicago Style Citation

Li, Zongrong, Nancy Ogg, MaryEllen Sievert, i Joyce Mitchell. On the Growth and Trimming of the L Trees of MeSH. 1993.

Cita MLA

Li, Zongrong, Nancy Ogg, MaryEllen Sievert, i Joyce Mitchell. On the Growth and Trimming of the L Trees of MeSH. 1993.