Koshima, H. Personal locator services emerge. IEEE spectrum.
Chicagoスタイル(17版)引用形式Koshima, H. "Personal Locator Services Emerge." IEEE Spectrum .
MLA(9版)引用形式Koshima, H. "Personal Locator Services Emerge." IEEE Spectrum, .
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式