APA-Zitierstil (7. Ausg.)

Não informado. (1969). Progressive Horticulture. Hill Horticulture Development Board, Horticultural Experiments and Training.

Chicago-Zitierstil (17. Ausg.)

Não informado. Progressive Horticulture. Chaubattia, India: Hill Horticulture Development Board, Horticultural Experiments and Training, 1969.

MLA-Zitierstil (8. Ausg.)

Não informado. Progressive Horticulture. Hill Horticulture Development Board, Horticultural Experiments and Training, 1969.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.