APA (7th ed.) Citation

(2013). Grandpa tell me about...!!: The earth day. Priority Publications.

Chicago Style (17th ed.) Citation

Grandpa Tell Me About...!!: The Earth Day. [s.l]: Priority Publications, 2013.

MLA (9th ed.) Citation

Grandpa Tell Me About...!!: The Earth Day. Priority Publications, 2013.

Warning: These citations may not always be 100% accurate.