Gaya APA

Stewart, J. (2010). E = MC2 Simple Physics Why Balloons Rise, Aples Fall, and Golf Balls Go Awry . USA: Readers Digest.

Gaya MLA

Stewart, Jeff. "E = MC2 Simple Physics Why Balloons Rise, Aples Fall, and Golf Balls Go Awry". USA: Readers Digest, 2010. Text.