TY - BOOK AU - Leatherwood Stephen TI - Marine Mammal Research and Conservation in Sri Lanka 1985-1986 Marine Mammal Technical Report No.1 U1 - 599.53(5493) PY - 1989/// CY - NAIROBI PB - UNEP KW - Marine Mammal Research and Conservation in Sri Lanka 1985-1986 Marine Mammal Technical Report No.1 ER -