Gaya APA
Walsh, Michael. (1989).
Opus Dei (Kesatu).
San Francisco:
Harper & Row Publishers.
Gaya Chicago
Walsh, Michael.
Opus Dei.
Kesatu
San Francisco:
Harper & Row Publishers,
1989.
.
Gaya MLA
Walsh, Michael.
Opus Dei.
Kesatu
San Francisco:
Harper & Row Publishers,
1989.
.
Gaya Turabian
Walsh, Michael.
Opus Dei.
Kesatu
San Francisco:
Harper & Row Publishers,
1989.
.