Keng, H. (1969). Orders and families of Malayan seed plants: Synopsis of orders and families of Malayan Gymnosperms, Dicotyledons and Monocotyledons. Univ. of Malaya Press.
Chicago-Zitierstil (17. Ausg.)Keng, Hsuan. Orders and Families of Malayan Seed Plants: Synopsis of Orders and Families of Malayan Gymnosperms, Dicotyledons and Monocotyledons. Singapore: Univ. of Malaya Press, 1969.
MLA-Zitierstil (9. Ausg.)Keng, Hsuan. Orders and Families of Malayan Seed Plants: Synopsis of Orders and Families of Malayan Gymnosperms, Dicotyledons and Monocotyledons. Univ. of Malaya Press, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.