Gaya APA
Spark, H. G.. (1973).
Design of a New Borehole Extensometer .
:
s.n..
Gaya Chicago
Spark, H. G..
Design of a New Borehole Extensometer.
:
s.n.,
1973.
Computer Software.
Gaya MLA
Spark, H. G..
Design of a New Borehole Extensometer.
:
s.n.,
1973.
Computer Software.
Gaya Turabian
Spark, H. G..
Design of a New Borehole Extensometer.
:
s.n.,
1973.
Computer Software.