^CBE Style Manual Committee; Huth, Edward J. (1994). Scientific Style and Format: The CBE Manual for Authors, Editors, and Publishers, Cambridge University Press. ISBN 9780521471541 (revised Sep 2015)
^CBE Style Manual Committee; Huth, Edward J. (1994). Scientific Style and Format: The CBE Manual for Authors, Editors, and Publishers, Cambridge University Press. Wiki. ISBN 9780521471541 (revised Aug 2012)