Gaya APA
Derman, C. et al (1973).
A Guide to Probability Theory and Application (Pertama).
USA:
holt, renhart and winston.
Gaya MLA
Derman, Cyrus. et al.
"A Guide to Probability Theory and Application".
Pertama
USA:
holt, renhart and winston,
1973.
Text Book Sipil.