APA Style
DE VRIES, Peter. (1986).
Peckham's Marbles .
United States, Amerika:
McGraw-Hill.
Chicago Style
DE VRIES, Peter.
Peckham's Marbles.
United States, Amerika:
McGraw-Hill,
1986.
Text.
MLA Style
DE VRIES, Peter.
Peckham's Marbles.
United States, Amerika:
McGraw-Hill,
1986.
Text.
Turabian Style
DE VRIES, Peter.
Peckham's Marbles.
United States, Amerika:
McGraw-Hill,
1986.
Print.