Les phoques moines - Monk seals : proceedings of the second international conference
1984
Ronald, K. |
Duguy, R. |
Ronald, K.
The Mediterranean Monk Seal : proceedings of the first international conference Rhodes, Greece, 2-5 May 1978
1979
Ronald, K. |
Duguy, R. |
Biology of the Seal : proceedings of a symposium held in Guelph 14-17 August 1972
Ronald, K. |
Mansfield, A. W. |