Gaya APA
Hill, L.A.. (1980).
ADVANCED STEPS TO UNDERSTANDING .
TOKYO:
Oxford English.
Gaya Chicago
Hill, L.A..
ADVANCED STEPS TO UNDERSTANDING.
TOKYO:
Oxford English,
1980.
Text.
Gaya MLA
Hill, L.A..
ADVANCED STEPS TO UNDERSTANDING.
TOKYO:
Oxford English,
1980.
Text.
Gaya Turabian
Hill, L.A..
ADVANCED STEPS TO UNDERSTANDING.
TOKYO:
Oxford English,
1980.
Print.