(1929). Gewas 1902. J. Ploegsma.
Chicago Style (17th ed.) CitationGewas 1902. J. Ploegsma, 1929.
MLA (8th ed.) CitationGewas 1902. J. Ploegsma, 1929.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation