TY - `BOOK` AU - Gray, Annie P. TI - Mammalian hybrids : a check-list with bibliography ET - 2. rev. ed. PB - Commonwealth Agricultural Bureaux CY - Farnham Royal PY - 1972 LA - eng SE - IX, 262 S. T2 - Technical communication M1 - 10 CN - 73 B 2418 AN - UBHD-1073103 ER -