Gaya APA
Grolier Business Library : Do Your Own P.R. (2001).
Hongkong:
Glorier International Inc..
Gaya Chicago
Grolier Business Library : Do Your Own P.R.
.
Hongkong:
Glorier International Inc.,
2001.
.
Gaya MLA
Grolier Business Library : Do Your Own P.R.
.
Hongkong:
Glorier International Inc.,
2001.
.
Gaya Turabian
Grolier Business Library : Do Your Own P.R.
Hongkong:
Glorier International Inc.,
2001.
.