Gaya APA
Tricker, R.
(2017).
"ISO 9001:2015 for Small Businesses|
(
Sixth Edition)
.
Abingdon & New York:
Routledge.
Gaya MLA
Tricker, Ray.
""ISO 9001:2015 for Small Businesses|".
Sixth Edition
Abingdon & New York:
Routledge,
2017.
book.