APA Style
Purchasing principles and techniques. (1968).
:
London : Pitman.
Chicago Style
Purchasing principles and techniques.
.
:
London : Pitman,
1968.
.
MLA Style
Purchasing principles and techniques.
.
:
London : Pitman,
1968.
.
Turabian Style
Purchasing principles and techniques.
:
London : Pitman,
1968.
.