American Book, 1950
Buku Teks
Stewart, Douglas Alexander, 1913-, author
Angus and Robertson, 1968
Buku Teks
Stewart, Douglas, author
Angus & Robertson, 1964
Buku Teks
Arnason, H. Harvard, author
Prentice-Hall; H.N. Abrams, 1986
Buku Teks
Arnason, H. Harvard, author
Prentice-Hall, 2004
Buku Referensi