Yasuma, Shigeki
PUSREHUT, 1990
Buku Referensi
edited by Jamie V. Trapp and Tomas Kron
Taylor & Francis Group, 2008
Buku Teks
Frankel, Robert
John Wiley & Sons, 1976
Buku Teks SO
Prince, Robert
Springer, 2012
eBooks
Yasuma, Shigeki
PUSREHUT, 1990
Buku Teks SO