Petit, E. (1964). Rubiaceae africanae ([Sonderdr.].).
Chicago Style (17th ed.) CitationPetit, E. Rubiaceae Africanae. [Sonderdr.]. 1964.
MLA (9th ed.) CitationPetit, E. Rubiaceae Africanae. [Sonderdr.]. 1964.
Warning: These citations may not always be 100% accurate.