Swanson, Carl P Cytogenetics . : the chromosome in division inheritance and evolution / by Carl P Swanson , Timothy Merz & William J Young . - 2nd ed. rep. - New Delhi: Prentice Hall of india pvt. ltd., 1990. - viii,577p.: 15cm. index. ISBN: 0876922019 Subjects--Index Terms: Specific topics in natural history . Botany Dewey Class. No.: 581