- Author: Rikard Roitto, Risto Uro, Juliette J. Day, Richard E. DeMaris
- Language: English
- Year: 2019
- Author: Coti Mark, Day Richard J F, Peuter Greig de, Coti Mark
- Language: English
- Year: 2007
- Author: Preobrazhensky Yevgeni, Day Richard B
- Language: English
- Year: 1985
- Author: Day Richard B., Gaido Daniel
- Language: English
- Year: 2018
- Author: Day Richard B., Preobrazhenskiĭ Evgeniĭ Alekseevich
- Language: English
- Year: 2018
- Author: Day Richard B., Preobrazhenskiĭ Evgeniĭ Alekseevich
- Language: English
- Year: 2018
- Author: Trockij Lev Davidovič, Trotsky Leon, Trotsky Leon, Gaido Daniel, Day Richard B
- Language: English
- Year: 2009
- Author: Gaido Daniel, Day Richard B
- Language: English
- Year: 2012
Lakes And Rivers
pdf
- Author: Trevor Day Richard Garratt
- Language: English
- Year: 2006
Taiga
pdf
- Author: Trevor Day Richard Garratt
- Language: English
- Year: 2006