@inbook {4143,
	title = {Indirect and Direct Methods in Systematics},
	booktitle = {Ontogeny and Systematics},
	year = {1988},
	pages = {27-56},
	publisher = {Columbia University Press},
	organization = {Columbia University Press},
	address = {New York},
	keywords = {CHARACTER POLARITY, ONTOGENY, SYSTEMATICS},
	author = {Weston, Peter H.},
	editor = {Humphries, C. J.}
}
