Gaya APA
Wicker, Tom. (2004).
George Herbert Walker Bush .
USA:
Viking.
Gaya Chicago
Wicker, Tom.
George Herbert Walker Bush.
USA:
Viking,
2004.
Buku.
Gaya MLA
Wicker, Tom.
George Herbert Walker Bush.
USA:
Viking,
2004.
Buku.
Gaya Turabian
Wicker, Tom.
George Herbert Walker Bush.
USA:
Viking,
2004.
Buku.