Gaya APA
Jr, G, B, T. et al (1970).
probality : A first course (Second Edition).
philipines:
ADDISON-WESLEY PUBIHING COMPANY.
Gaya MLA
Jr, George, B., Thomas,. et al.
"probality : A first course".
Second Edition
philipines:
ADDISON-WESLEY PUBIHING COMPANY,
1970.
Text Book Sipil.