Gaya APA

Power direct marketing : how to make it work for you / ""Rocket"" Ray Jutkins". (1995). Lincolnwood, IL: NTC Business Books, c.

Gaya MLA

Power direct marketing : how to make it work for you / ""Rocket"" Ray Jutkins". . Lincolnwood, IL: NTC Business Books, c, 1995. Buku Wajib.