APA (7e ed.) Bronvermelding

Small Enterprises Research and Development Foundation II.Title. (1987). Introduction to entrepreneurship. Small Enterprises Research and Development Foundation (SERDEF) in cooperation with U.P. Institute for Small-Scale Industries.

Chicago (17e ed.) Bronvermelding

Small Enterprises Research and Development Foundation II.Title. Introduction to Entrepreneurship. Quezon City: Small Enterprises Research and Development Foundation (SERDEF) in cooperation with U.P. Institute for Small-Scale Industries, 1987.

MLA (9e ed.) Bronvermelding

Small Enterprises Research and Development Foundation II.Title. Introduction to Entrepreneurship. Small Enterprises Research and Development Foundation (SERDEF) in cooperation with U.P. Institute for Small-Scale Industries, 1987.