- Author: Douglas Edison Harding
- Language: English
- Year: 2009
- Author: Douglas J. Moo
- Language: Romanian, Moldavian, Moldovan
- Year: 1996
- Author: Douglas Ezzy
- Language: English
- Year: 2014
- Author: William Douglas, Rubens Teixeira
- Language: English
- Year: 2017
- Author: Stuart Douglas
- Language: English
- Year: 2018
- Author: Douglas P. Newton, Sam J. Nolan, Simon Rees (Ph. D. in chemistry education)
- Language: English
- Year: 2022
- Author: Douglas P. Newton, Sam J. Nolan, Simon Rees (Ph. D. in chemistry education)
- Language: English
- Year: 2022
- Author: Douglas B. Terry
- Language: English
- Year: 2008
- Author: A. Douglas Kinghorn, Heinz Falk, Simon Gibbons, Jun'ichi Kobayashi, Yoshinori Asakawa, Ji-Kai Liu
- Language: English
- Year: 2018