Various; Sargent, C. S. Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888.
Chicago-viite (17. p.)Various; Sargent, Charles Sprague. Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888.
MLA-viite (9. p.)Various; Sargent, Charles Sprague. Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888.
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