Heatfield, David F.
Production functions / David F. Heathfield
Macmillan, 1971
Buku Teks
Canadian regions : a geography of Canada / editor, Donald F. Putnam
J.M. Dent & Sons, 1957
Buku Teks SO
Stanat, Donald D.
Discrete mathematics in computer science / Donald F. Stanat, David F. McAllister
Prentice-Hall, 1977
Buku Teks
Ramacitti, david F.
Do-it-yourself publicity / David F. Ramacitti
Amacom, 1991
Buku Teks
Cavers, David F
the Choice of law process / David F. Cavers
The University of Michigan Press, 1966
Buku Teks