APA (7th ed.) Citation

Welch, M. S. (1970). The Seventeen guide to travel: How, when, where. Macmillan.

Chicago Style (17th ed.) Citation

Welch, Mary Scott. The Seventeen Guide to Travel: How, When, Where. [New York]: Macmillan, 1970.

MLA (9th ed.) Citation

Welch, Mary Scott. The Seventeen Guide to Travel: How, When, Where. Macmillan, 1970.