Canada, G. S. o. Geomagnetic series. Ottawa, Ontario.
Chicago Style CitationCanada, Geomagnetic Service of. Geomagnetic Series. Ottawa, Ontario.
MLA引文Canada, Geomagnetic Service of. Geomagnetic Series. Ottawa, Ontario.
警告:這些引文格式不一定是100%准確.
Canada, G. S. o. Geomagnetic series. Ottawa, Ontario.
Chicago Style CitationCanada, Geomagnetic Service of. Geomagnetic Series. Ottawa, Ontario.
MLA引文Canada, Geomagnetic Service of. Geomagnetic Series. Ottawa, Ontario.