Gaya APA
Trefjer, Felix. (1981).
Standard costing, basis of project management .
:
ASCE.
Gaya Chicago
Trefjer, Felix.
Standard costing, basis of project management.
:
ASCE,
1981.
Computer Software.
Gaya MLA
Trefjer, Felix.
Standard costing, basis of project management.
:
ASCE,
1981.
Computer Software.
Gaya Turabian
Trefjer, Felix.
Standard costing, basis of project management.
:
ASCE,
1981.
Computer Software.