Coastal conservation through entreprise at Rekawa Lagoon, Sri Lanka 2000 Ekaratne, S. U. K. | Jinendradasa, S. S. | Abeysisrigunawardana, M. D. | Davenport, John |
Contributions to circumpolar studies 1986 Beach, Hugh | Lindin, Leif | Svanberg, Ingvar | Weeks, Nancy |