00778cam a2200205 7i4500 0000060076 20140630090000.0 071121 a eng 1930722664 9781930722668 GC 1020 H4 2006 Helvarg, David 50 ways to save the ocean David Helvarg; illustrated by Jim Toomey. Maui, San Francisco: Inner Ocean Publishing, 2006. xvi, 186 p.: ill.; 23 cm.. Pusat Pengajian Sains Marin dan Persekitaran Marine resources conservation -- United States Conservation of natural resources -- United States Toomey, Jim P. 1100050829 Book Bahan Pinjaman Jangka Panjang KOLEKSI PERPUSTAKAAN