Tietueen sitaatit
APA-viiteHellman, B., Huttunen, T., & Obatnin, G. (2007). Varietas et concordia: Essays in honour of professor Pekka Pesonen on the occassion of his 60th birthday. University of Helsinki.
Chicago-tyylinen lähdeviittausHellman, Ben, Tomi Huttunen, ja Gennadij Obatnin. Varietas Et Concordia: Essays in Honour of Professor Pekka Pesonen on the Occassion of His 60th Birthday. Helsinki: University of Helsinki, 2007.
MLA-viiteHellman, Ben, et al. Varietas Et Concordia: Essays in Honour of Professor Pekka Pesonen on the Occassion of His 60th Birthday. University of Helsinki, 2007.
Harvard-tyylinen lähdeviittausHellman, B., Huttunen, T. & Obatnin, G. 2007. Varietas et concordia: Essays in honour of professor Pekka Pesonen on the occassion of his 60th birthday. Helsinki: University of Helsinki.