Boyce, William E.
Elementary differential equations and boundary value problems
John Wiley & Sons, 2001
 Buku Teks
Boyce, William E.
Elementary differential equations and boundary value problems
John Wiley & Sons, 1969
 Buku Teks
Boyce, William E.
Elementary differential equations and boundary value problems
John Wiley & Sons, 2010
 Buku Teks
Boyce, William E.
Elementary differential equations and boundary value problems
John Wiley & Sons, 1977
 Buku Teks
Martin, Robert H.
Elementary differential equations with boundary value problems
McGraw-Hill, 1984
 Buku Teks