Gaya APA
Post, R. et al (2020).
Chemistry: a self-teaching guide (Third edition.).
cau:
Jossey Bass, a Wiley Brand, Hoboken.
Gaya MLA
Post, Richard,. et al.
"Chemistry: a self-teaching guide".
Third edition.
cau:
Jossey Bass, a Wiley Brand, Hoboken,
2020.
Santri SA Corner.