Calpo, KC Watch and learn: how giving online seminars can work for you/ KC Calpo. - Philippines: Summit Media, Apr-Jul 2015. - v15 n160, page 47: illustrations, 28 cm. Entrepreneur. ISSN: 01153544 Subjects--Topical Terms: Business --Seminars Dewey Class. No.: DPer 338.05 En86 Apr-Jul 2015 v. 15, n. 158-161