APA aipamena

LIAN, M. (1981). Guide To Hotel And Catering Services6cmary Lian. Times Books Int.

Chicago Style aipamena

LIAN, Mary. Guide To Hotel And Catering Services6cmary Lian. Times Books Int, 1981.

MLA aipamena

LIAN, Mary. Guide To Hotel And Catering Services6cmary Lian. Times Books Int, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.