Gaya APA
Mahsun, . et al (1972).
Reading range for one plus one learning about communities .
New York:
New York: Macmillan; 1972.
Gaya MLA
Mahsun, . et al.
"Reading range for one plus one learning about communities".
New York:
New York: Macmillan; 1972,
1972.
Text.