APA (7. basım) Alıntı

SAH, S. (2008). 101 FACTS NATURAL WORLD. PEARSON EDUCATION.

Chicago Style (17. basım) Atıf

SAH, SNIGDHA. 101 FACTS NATURAL WORLD. NEW DELHI: PEARSON EDUCATION, 2008.

MLA (9th ed.) Atıf

SAH, SNIGDHA. 101 FACTS NATURAL WORLD. PEARSON EDUCATION, 2008.