Vogel, E. F. d. (1987). Manual of herbarium taxonomy: Theory and practice. Unesco.
Chicago Style (17th ed.) CitationVogel, E. F. de. Manual of Herbarium Taxonomy: Theory and Practice. Jakarta: Unesco, 1987.
MLA (9th ed.) CitationVogel, E. F. de. Manual of Herbarium Taxonomy: Theory and Practice. Unesco, 1987.
Warning: These citations may not always be 100% accurate.