Scheu, H. With a quotation by Engels, dated Januari 4, 1891, under the portrait. Compare BG A4/621 for the photo after which this engraving was made.
Chicago Style (17th ed.) CitationScheu, Heinrich. With a Quotation by Engels, Dated Januari 4, 1891, Under the Portrait. Compare BG A4/621 for the Photo After Which This Engraving Was Made.
MLA (8th ed.) CitationScheu, Heinrich. With a Quotation by Engels, Dated Januari 4, 1891, Under the Portrait. Compare BG A4/621 for the Photo After Which This Engraving Was Made.
Warning: These citations may not always be 100% accurate.