Gaya APA
Lifting by levers. (1993).
tempaterbit:
penerbit.
Gaya Chicago
Lifting by levers.
Edisi.
tempaterbit:
penerbit,
1993.
Text.
Gaya MLA
Lifting by levers.
Edisi.
tempaterbit:
penerbit,
1993.
Text.
Gaya Turabian
Lifting by levers.
tempaterbit:
penerbit,
1993.
Print.