Robert Douglas Aitken (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Robert Douglas Aitken" in English language version.

refsWebsite

Global rank English rank

163^rd place

185^th place

26^th place

20^th place

google.com

Gunn, Mary; Codd, L. E. W. (1 June 1981). Botanical Exploration Southern Africa. CRC Press. p. 79. ISBN 978-0-86961-129-6. Retrieved 6 May 2024.

jstor.org

plants.jstor.org

"Aitken, Robert Douglas (1900-1974)". Natural History Museum. 19 April 2013. Retrieved 1 December 2019.