Calle, C. I. (2001). Superstrings and other things: A guide to physics. Institute of physics.
Citazione stile Chigago Style (17a edizione)Calle, Carlos I. Superstrings and Other Things: A Guide to Physics. London: Institute of physics, 2001.
Citatione MLA (9a ed.)Calle, Carlos I. Superstrings and Other Things: A Guide to Physics. Institute of physics, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.