Lesikar, Raymond V. (Raymond Vincent), author
Richard D. Irwin, 1969
Koleksi Publik
Iacone, Salvatore J., author
Macmillan, 1985
Buku Teks
Lesikar, Raymond V. (Raymond Vincent), author
Richard D. Irwin, 1981
Buku Teks
Holt, Rinehart and Winston of Canada, Limited, 1988
Buku Teks
Murphy, Herta A., author
McGraw-Hill, 1991
Buku Teks