APA Style
Personal guarantee. (1993).
Hillerod, Denmark:
Time Manager International.
Chicago Style
Personal guarantee.
.
Hillerod, Denmark:
Time Manager International,
1993.
.
MLA Style
Personal guarantee.
.
Hillerod, Denmark:
Time Manager International,
1993.
.
Turabian Style
Personal guarantee.
Hillerod, Denmark:
Time Manager International,
1993.
.