Williams, B. S. (1973). The orchid-grower's manual containing descriptions of the best species and varieties of orchidaceous plants in cultivation: Together with notices of their times of flowering, and most approved modes of treatment: also, plain and practical instructions relating to the general culture of orchids; .. (7. ed., enl. and rev. to the present time.). Cramer.
Chicago-Zitierstil (17. Ausg.)Williams, Benjamin Samuel. The Orchid-grower's Manual Containing Descriptions of the Best Species and Varieties of Orchidaceous Plants in Cultivation: Together with Notices of Their Times of Flowering, and Most Approved Modes of Treatment: Also, Plain and Practical Instructions Relating to the General Culture of Orchids; .. 7. ed., enl. and rev. to the present time. Lehre: Cramer, 1973.
MLA-Zitierstil (9. Ausg.)Williams, Benjamin Samuel. The Orchid-grower's Manual Containing Descriptions of the Best Species and Varieties of Orchidaceous Plants in Cultivation: Together with Notices of Their Times of Flowering, and Most Approved Modes of Treatment: Also, Plain and Practical Instructions Relating to the General Culture of Orchids; .. 7. ed., enl. and rev. to the present time. Cramer, 1973.