Gaya APA
BARKER, D, H, [., WATSON, A, J, [. (2004).
GROUND and water bioengineering for erosion control and slope stabilization .
USA:
Science Publishers.
Gaya MLA
BARKER, David, H., [ed.]., WATSON, Alex, J., [ed.].
"GROUND and water bioengineering for erosion control and slope stabilization".
USA:
Science Publishers,
2004.
Buku.