Dwi Aji Apriana
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2020
UI - Skripsi (Membership)
Herring, William
Elsevier Saunder, 2012
Buku Teks
by Aleksey Maksimovich Gor`kiy; translated by Margaret Wettlin
Foreign Languages Publishing House, [date of publication not identified]
Buku Teks
Silver, Rawley
New York, 2002
Buku Teks
New York Dava Kan 1998,
Buku Referensi