APA aipamena

Sande, W., & Sande, C. (2009). Hello world!: Computer programming for kids and other beginners. Manning.

Chicago Style aipamena

Sande, Warren, and Carter Sande. Hello World!: Computer Programming for Kids and Other Beginners. Greenwich, Conn: Manning, 2009.

MLA aipamena

Sande, Warren, and Carter Sande. Hello World!: Computer Programming for Kids and Other Beginners. Manning, 2009.