publisher of Yearbook on International Communist Affairs, 1990: Parties and Revolutionary Movements.. Stanford, Calif. 1991 Yearbook on International Communist Affairs, 1990: Parties and Revolutionary Movements.. Stanford, Calif. 1990 Yearbook on International Communist Affairs, 1989: Parties and Revolutionary Movements.. Stanford, Calif. 1989 Yearbook on International Communist Affairs, 1988: Parties and Revolutionary Movements.. Stanford, Calif. 1988 Yearbook on International Communist Affairs, 1987: Parties and Revolutionary Movements.. Stanford, Calif. 1987 Yearbook on International Communist Affairs, 1986: Parties and Revolutionary Movements.. Stanford, Calif. 1986