Gaya APA
Ritchie, Donald A.. (1985.).
Heritage of fredom history of Unitedstates .
New York:
Macmillan.
Gaya Chicago
Ritchie, Donald A..
Heritage of fredom history of Unitedstates.
New York:
Macmillan,
1985..
Text.
Gaya MLA
Ritchie, Donald A..
Heritage of fredom history of Unitedstates.
New York:
Macmillan,
1985..
Text.
Gaya Turabian
Ritchie, Donald A..
Heritage of fredom history of Unitedstates.
New York:
Macmillan,
1985..
Print.