Clark, Sydney
Dodd, Mead, 1966
Buku Teks
Clark, Sydney
New York Dodd, Mead 1966
Buku Teks
Robins, C. Richard, author
Houghton-Miffiln, 1986
Buku Teks
Duff, Wilson, author
Hancock House , 1975
Buku Teks
Eells, Elsie Spicer
Robert M. McBride & Company, 1931
Buku Teks