APA citiranje

Theobald, W., & Dunsmore, H. E. (2015). Internet resources for leisure and tourism. Butterworth-Henemann.

Trích dẫn kiểu Chicago

Theobald, William, và H E. Dunsmore. Internet Resources for Leisure and Tourism. Butterworth-Henemann, 2015.

MLA citiranje

Theobald, William, và H E. Dunsmore. Internet Resources for Leisure and Tourism. Butterworth-Henemann, 2015.