TY - BOOK AU - Schmidt,Gerald D.,1934- ED - American Association for the Advancement of Science TI - Problems in systematics of parasites PY - 1969/// CY - Baltimore: PB - University Park Press, KW - Parasites KW - Zoology KW - Classification N1 - 'Proceedings of a symposium held under the auspices of the American Association for the Advancement of Science.' ER -