Gaya APA

Cheng, Ray. (2007). Practical chess exercises : 600 lessons from tactics to strategy . United States of America: Wheatmark.

Gaya Chicago

Cheng, Ray. Practical chess exercises : 600 lessons from tactics to strategy. United States of America: Wheatmark, 2007. e-book.

Gaya MLA

Cheng, Ray. Practical chess exercises : 600 lessons from tactics to strategy. United States of America: Wheatmark, 2007. e-book.

Gaya Turabian

Cheng, Ray. Practical chess exercises : 600 lessons from tactics to strategy. United States of America: Wheatmark, 2007. e-book.