Gaya APA

Hayter, R., Pam, I, F. (). Careers and training in hotels, catering and tourism . Oxford:: Oxford: Butterworth Heinemann; 1993.

Gaya MLA

Hayter, Roy., Pam, I., Frediani,. "Careers and training in hotels, catering and tourism". Oxford:: Oxford: Butterworth Heinemann; 1993, . Text.