Official rules of chess / [electronic resource] / edited by Martin E. Morrison.. — 2d ed.. — New York : : McKay,, 1978.. — 122 p. : : ill. ; 21 cm.
Includes index.
Abbott, W.B. et al. United States Chess Federation (USCF) section: official 1977 edition.--Golombek, H. et al. World Chess Federation (FIDE) section: official FIDE publication, authorized 1977 English edition.