APA Style
Friis,Ib. (1992).
Forests and Forest Trees of Northeast Tropical Africa .
:
HMSO.
Chicago Style
Friis,Ib.
Forests and Forest Trees of Northeast Tropical Africa.
:
HMSO,
1992.
Text.
MLA Style
Friis,Ib.
Forests and Forest Trees of Northeast Tropical Africa.
:
HMSO,
1992.
Text.
Turabian Style
Friis,Ib.
Forests and Forest Trees of Northeast Tropical Africa.
:
HMSO,
1992.
Print.