Gaya APA
Young, O.C.. (1978).
The structural design and laying of small underground drains of flexible materials .
:
TRRL.
Gaya Chicago
Young, O.C..
The structural design and laying of small underground drains of flexible materials.
:
TRRL,
1978.
Chart.
Gaya MLA
Young, O.C..
The structural design and laying of small underground drains of flexible materials.
:
TRRL,
1978.
Chart.
Gaya Turabian
Young, O.C..
The structural design and laying of small underground drains of flexible materials.
:
TRRL,
1978.
Chart.