by Anthony L. Peressini [and others]
The University of Chicago, 1989
Buku Teks
Heckenbach, Alan J., author
Macmillan, 1970
Buku Teks
Ross, Kenneeth A., author
Prentice-Hall, 1985
Buku Teks
Yola Oktavia Mabel, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2019
UI - Skripsi (Membership)
Oppenheim, Alan V., author
Prentice Hall International, 1989
Buku Teks