LAPAN, {s.a.}
Majalah, Jurnal, Buletin
Bartle, Robert Gardner, 1927-, author
John Wiley & Sons, 1975
Buku Teks
Bartle, Robert Gardner, 1927-, author
John Wiley & Sons, 1982
Buku Teks
Bartle, Robert Gardner, 1927-, author
John Wiley & Sons, 1976
Buku Teks
Saxena, Subhash Chandra
Prentice Hall of India, 1980
Buku Teks