Gaya APA

Zimmerman, B, E., Zimmerman, D, J. (1993). Why nothing can travel faster than light..and other explorations in nature's curiosity shop . Illinois: Contemporary book.

Gaya MLA

Zimmerman, Barry, E.., Zimmerman, David, J. "Why nothing can travel faster than light..and other explorations in nature's curiosity shop". Illinois: Contemporary book, 1993. Buku Tercetak.