APA (7. basım) Alıntı

GRONROOS CHRISTIAN. (1990). SERVICE MANAGEMENT AND MARKETING. LEXINGTON BOOKS.

Chicago Style (17. basım) Atıf

GRONROOS CHRISTIAN. SERVICE MANAGEMENT AND MARKETING. MASSACHUSETTS: LEXINGTON BOOKS, 1990.

MLA (9th ed.) Atıf

GRONROOS CHRISTIAN. SERVICE MANAGEMENT AND MARKETING. LEXINGTON BOOKS, 1990.