Enseignement agricole
By: Billiar, Pierre.
Publisher: Republique du Tchad, Secrétariat général de l'education nationale, de la culture, de la jeunesse, et des sports, Institut pedagogique national
Published: 1977
Place of publication: [Fort-Lamy]
Language: fre
Number of pages: 252
Subjects: Agriculture -- Chad -- Programmed instruction.; Agriculture -- Programmed instruction.