Thomas, W.

Thomas, W. 1991. Sumatran rhino status report. Around the Horn 1 (1): 6, fig. 1.

Thomas, W. 1991. Javan rhino status report. Around the Horn 1 (1): 7.

Thomas, W. 1989. Sumatran rhino update report. Newsletter AAZPA 30 (1): 1, fig. 1.

Thomas, W. 1987. The importance of maintaining genetic diversity and the role of captive breeding. In: Biological diversity: Prospects and problems. Hearings before the Subcommittee on Natural resources [etc]. 100th congress, first session. pp. 119-145.

Thomas, W.; Dee, M. 1982. The rhinoceros of the world. Zoo View, Los Angeles 16 (3): 4-9, figs. 1-9.

Thomas, W.; Dee, M. 1982. The rhino in captivity: the Los Angeles zoo story. Zoo View, Los Angeles 16 (3): 10-13, figs. 1-8.