APA Style
SPC simplified workbook. (1998).
:
Oregon, Portland : Productivity.
Chicago Style
SPC simplified workbook.
2nd ed..
:
Oregon, Portland : Productivity,
1998.
.
MLA Style
SPC simplified workbook.
2nd ed..
:
Oregon, Portland : Productivity,
1998.
.
Turabian Style
SPC simplified workbook.
:
Oregon, Portland : Productivity,
1998.
.