Não informado. (1967). Home garden and flower grower. Flower Growing Publishing.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Home Garden and Flower Grower. New York: Flower Growing Publishing, 1967.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Home Garden and Flower Grower. Flower Growing Publishing, 1967.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.