Gaya APA
Bishop, A. W.. (1981).
Thirty-Five Years of Soil Testing .
:
s.n..
Gaya Chicago
Bishop, A. W..
Thirty-Five Years of Soil Testing.
:
s.n.,
1981.
Computer Software.
Gaya MLA
Bishop, A. W..
Thirty-Five Years of Soil Testing.
:
s.n.,
1981.
Computer Software.
Gaya Turabian
Bishop, A. W..
Thirty-Five Years of Soil Testing.
:
s.n.,
1981.
Computer Software.