Hall (1981), Holland et al. (1989), Manu and Demey (1999), Schmitt (1996, 1999), WWF (1988, 1990a), WWF/NCF (1988), WWF/ODNRI (1989).
Further resources
Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Cross River National Park (Oban Division). Downloaded from
http://www.birdlife.org on 17/04/2021.