APA Style
Holub, Joan, O'Brien, John. (2007).
Who was Marco Polo? .
New York:
Penguin.
Chicago Style
Holub, Joan, O'Brien, John.
Who was Marco Polo?.
New York:
Penguin,
2007.
Printed Book.
MLA Style
Holub, Joan, O'Brien, John.
Who was Marco Polo?.
New York:
Penguin,
2007.
Printed Book.
Turabian Style
Holub, Joan, O'Brien, John.
Who was Marco Polo?.
New York:
Penguin,
2007.
Printed Book.