Schuster, R. M. (1957). North American Lejeuneaceae ([Sonderdr.].).
Chicago Style (17th ed.) CitationSchuster, Rudolf Mathias. North American Lejeuneaceae. [Sonderdr.]. 1957.
MLA (9th ed.) CitationSchuster, Rudolf Mathias. North American Lejeuneaceae. [Sonderdr.]. 1957.
Warning: These citations may not always be 100% accurate.