Gaya APA
Donaldson, Sam. (1987).
Hold On, Mr. President .
New York:
Fawcett Crest.
Gaya Chicago
Donaldson, Sam.
Hold On, Mr. President.
New York:
Fawcett Crest,
1987.
Buku.
Gaya MLA
Donaldson, Sam.
Hold On, Mr. President.
New York:
Fawcett Crest,
1987.
Buku.
Gaya Turabian
Donaldson, Sam.
Hold On, Mr. President.
New York:
Fawcett Crest,
1987.
Buku.