Gaya APA
S.K.F. general catalogue. (1970).
:
Jorrold and Sons.
Gaya Chicago
S.K.F. general catalogue.
.
:
Jorrold and Sons,
1970.
.
Gaya MLA
S.K.F. general catalogue.
.
:
Jorrold and Sons,
1970.
.
Gaya Turabian
S.K.F. general catalogue.
:
Jorrold and Sons,
1970.
.