Tatta hitori o kakujitsu ni furimukaseru to hyakumannin ni todoku: Shijo no kuseki o mitsukeru fokasu maketingu.

by Keiichi Sakamoto Tankobon Hardcover details (USA). ISBN: 978-4-534-05003-8 ISBN-10: 4-534-05003-8 Nihonjitsugyoshuppansha. · 2012