Cita APA (7a ed.)
Zee, A., & Penrose, R. Fearfull Symmetry: The Search for Beauty in Modern Physics. Princeton University.
Cita estilo Chicago (17a ed.)
Zee, Anthony, y Roger Penrose. Fearfull Symmetry: The Search for Beauty in Modern Physics. Princeton, EUA: Princeton University.
Cita MLA (9a ed.)
Zee, Anthony, y Roger Penrose. Fearfull Symmetry: The Search for Beauty in Modern Physics. Princeton University.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.