Muller, J., & Steenis, C. G. G. J. v. (1968). The genus Sonnertia in Australia with notes on hybridization of its two species ([Sonderdr.].).
Chicago Style (17th ed.) CitationMuller, Jan, and Cornelis Gijsbert Gerrit Jan van Steenis. The Genus Sonnertia in Australia with Notes on Hybridization of Its Two Species. [Sonderdr.]. 1968.
MLA (9th ed.) CitationMuller, Jan, and Cornelis Gijsbert Gerrit Jan van Steenis. The Genus Sonnertia in Australia with Notes on Hybridization of Its Two Species. [Sonderdr.]. 1968.
Warning: These citations may not always be 100% accurate.