كتاب جغرافية المناخ والنبات

١٤ — Glinka, K. D"The Great Soil Groups of the world and Their Development". English translation by C. F. Marbut. Edwards Bros, Inc., Ann. Arbor., Mich., ١٩٢٧.

١٥— Hardy, M. F. "The Geography of Plants". Oxford University Press, New York, ١٩٤٤.

١٦— Haurwitz, Berohard and James M. Austin'Climatology Mo Giaw-Hill Book Comp. Ioc. New York, ١٩٤٤.

١٧— Hinds, N. E. A. "Geomorphology» Prentice - Hall, Inc,New York, ١٩٥٢.

١٨— Kendrew, W. G."Climatology ٣d. ed. "Climate". Oxford University Prese, New York, ١٩٤٩.

١٩— Kuchler, A.W. "A Geographic System of Vegetation, Geog. Review, Vol. ٣٧, pp. ٢٣٣-٢٤٠, ١٩٤٧.

٢٠— Lake, Philip. "Physical Gaography". Cambridge University Press, London and New York ١٩٤٩.

٢١— Landeberg. Helmut. "Physical CJimstology". State College. Pennsylvania, ١٩٤l.

٢٢— Lobeck, A. K. "Geomorphology ; An Introduction to the Study of Landscpea" McGraw-Hill Book Comp., Inc. New York, ١٩٣٩.

٢٣— Martonne,Enimanuel de. "A.Shorter Physical Geography" Alfred A. Korpf, New York, ١٩٢٧.

٢٤— Miller, A. Austin. "Climatology". ٨d ed. E. Dutton & Co., Idc, New York, ١٩٥٣.

٢٥— Newbegin. Marion I, "Plant and Animal Geography" Methuen & Co., ١td., London, ١٩٣٦,

٢٦— Pettersen. Severre. "Introduction to Meteorology". McGraw-Hill Book Company. Inc. New York, ١٩٤١.

٢٧— Richards, P. W. " The Tropical Rainforest., an Ecological Study". Cambridge University Presff. New York, ١٩٥٢.

٢٨— Robinson, Gilbert W. "Soils: Their Origin, Constitution, and Classifaction". ٢ d ed. Thomas Muriy and Com, London, ١٩٣٨.

٢٩— Shaniz. H. L. and C, F. Marbut. The Vegetation and Soils of Africa. Research Series no, ١٣, American Geographical Society, New York. ١٩٢٣,