APA Style
Incremental payment systems. ().
:
London, HMSO, 1973.
Chicago Style
Incremental payment systems.
.
:
London, HMSO, 1973,
.
.
MLA Style
Incremental payment systems.
.
:
London, HMSO, 1973,
.
.
Turabian Style
Incremental payment systems.
:
London, HMSO, 1973,
.
.