00837nam0-22003131i-450-99000256771040332120040525103932.0000256771FED01000256771(Aleph)000256771FED0100025677120030910d1965----km-y0itay50------baengStructural modelsF. Harary, R. Norman, D. CarwrightNew YorkJohn Wiley1965viii, 411 p.23 cmTeoria dei grafiCombinatorica511Harary,Frank7983Norman,R.348902Cartwright,DorwinITUNINARICAUNIMARCBK990002567710403321MXXII-A-68393MASMASStructural models436542UNINA