Gaya APA

Kraus, R, G. (1990). Recreation and leisure in modern society / Richard G. Kraus (Ed.ke-4). Glenview: Scott Foresman Higher Education.

Gaya MLA

Kraus, Richard, G.. "Recreation and leisure in modern society / Richard G. Kraus". Ed.ke-4 Glenview: Scott Foresman Higher Education, 1990. Textbook.