Gaya APA
Bello, Ignacio. (1983).
Contemporary basic mathematics skill (2nd ed).
Philadelphia:
Harper and Row.
Gaya Chicago
Bello, Ignacio.
Contemporary basic mathematics skill.
2nd ed
Philadelphia:
Harper and Row,
1983.
Text.
Gaya MLA
Bello, Ignacio.
Contemporary basic mathematics skill.
2nd ed
Philadelphia:
Harper and Row,
1983.
Text.
Gaya Turabian
Bello, Ignacio.
Contemporary basic mathematics skill.
2nd ed
Philadelphia:
Harper and Row,
1983.
Print.