Smith, Robert Leo
Ecology and field biology
HarperCollins, 1990
 Buku Teks SO
Benton, Allen H.
Field biology and ecology
Tata McGraw-Hill, 1976
 Buku Teks SO
Benton, Allen H.
Field biology and ecology
Tata McGraw-Hill, 1976
 Buku Teks SO
Benton, Allen H.
Manual of field biology and ecology / Allen H. Benton and William E. Werner
Burgess Publishing Company, 1972
 Buku Teks SO
Smith, Robert Leo
Ecology and field biology
Benjamin Cummings, 2001
 Buku Teks SO