Gaya APA
Golovin, Jonathan. (1997).
Achieving Stretch Goals .
London:
Prentice Hall.
Gaya Chicago
Golovin, Jonathan.
Achieving Stretch Goals.
London:
Prentice Hall,
1997.
.
Gaya MLA
Golovin, Jonathan.
Achieving Stretch Goals.
London:
Prentice Hall,
1997.
.
Gaya Turabian
Golovin, Jonathan.
Achieving Stretch Goals.
London:
Prentice Hall,
1997.
.