Kitheka, Johnson U.; Ong’anda, H.; Nguli, M. M.; Wakwabi, E.; Munga, D.; Kairu, K. K.; Wakaba, G. M.; Weru, S.; Mwaguni, S. M.; Ntiba, M. J.; Mokobi, W.(United Nations Environment Programme, 1998)
Kitheka, Johnson U.; Western Indian Ocean Marine Science Association.; Kenya Marine and Fisheries Research Institute(Western Indian Ocean Marine Science Association, 2004-08)