APA
GOLD SACK G., . (2003). my grandpa is great. : parragon publishing.
Chicago
GOLD SACK GABY, . 2003. my grandpa is great. : parragon publishing.
Harvard
GOLD SACK G., . (2003). my grandpa is great. : parragon publishing.
MLA
GOLD SACK GABY, . my grandpa is great. : parragon publishing. 2003.
