Warbasse, James Peter
N.Y. Harper and Brothers Pub., 1936
Buku Teks
Warbasse, James Peter
N.Y. Barnes & Neble , 1946
Buku Teks
Ni Nyoman Pita Prawisanti, author
2016
UI - Skripsi (Membership)
Morrell, James
Penguin Books, 1972
Buku Teks
Ginting, Adhika Nirmalasari, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2012
UI - Skripsi (Open)