Gaya APA
Cravis, Howard. (1981).
Communications Network Analysis .
Canada:
D. C. Heath and Company.
Gaya Chicago
Cravis, Howard.
Communications Network Analysis.
Canada:
D. C. Heath and Company,
1981.
.
Gaya MLA
Cravis, Howard.
Communications Network Analysis.
Canada:
D. C. Heath and Company,
1981.
.
Gaya Turabian
Cravis, Howard.
Communications Network Analysis.
Canada:
D. C. Heath and Company,
1981.
.