APA引文

PLACKARD, D. H. Blueprint for public relations. McGraw-Hill Book Company.

Chicago Style (17th ed.) Citation

PLACKARD, Dwight Hillis. Blueprint for Public Relations. McGraw-Hill Book Company.

MLA引文

PLACKARD, Dwight Hillis. Blueprint for Public Relations. McGraw-Hill Book Company.

警告：这些引文格式不一定是100％准确.