Macmillan encyclopedia of the environment
General editor Stephen R. Kellert; Associate editors Matthew Black, Richard Haley
London : Simon & Schuster, 1997,
 Buku Referensi
Macmillan encyclopedia of the environment
General editor Stephen R. Kellert; Associate editors Matthew Black, Richard Haley
London : Simon & Schuster, 1997,
 Buku Referensi
Kellert, Stephen R.
Macmillan encyclopedia of the environment
London : Simon & Schuster, 1997,
 Buku Referensi
Macmillan encyclopedia of the environment
General editor, Stephen R. Kellert; Associate editors, Matthew Black, Richard Haley
London : Simon & Schuster, 1997,
 Buku Referensi
Macmillan encyclopedia of the environment; Volume 4
general editor, Stephen R. Kellert; associate editors, Black Matthew and Haley Richard
Simon & Schuster, 1997
 Buku Referensi