International School of Astroparticle Physics Houston Advanced Research Center (HARC), USA, Houston Advanced Research Center (HARC), & Νανόπουλος, Δ. (1991). Proceedings of the International School of Astroparticle Physics: Houston Advanced Research (HARC), USA 6-12 January 1991. World Scientific.
Παραπομπή σε μορφή Chicago (17η εκδ.)International School of Astroparticle Physics Houston Advanced Research Center (HARC), USA, Houston Advanced Research Center (HARC), και Δημήτρης Νανόπουλος. Proceedings of the International School of Astroparticle Physics: Houston Advanced Research (HARC), USA 6-12 January 1991. Singapore: World Scientific, 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)International School of Astroparticle Physics Houston Advanced Research Center (HARC), USA, et al. Proceedings of the International School of Astroparticle Physics: Houston Advanced Research (HARC), USA 6-12 January 1991. World Scientific, 1991.