Gaya APA
TITUS, H, H. et al (c1975).
The range of philosophy: introductory readings (3rd ed.).
United States of America:
Litton Educational.
Gaya MLA
TITUS, Harold, H.. et al.
"The range of philosophy: introductory readings".
3rd ed.
United States of America:
Litton Educational,
c1975.
Text.