Defending Our Wildlife Heritage: The Life and Times of a Special Agent

For Love of Wildness: The Journal of a U.S. Game Management Agent

Wildlife Wars: The Life and Times of a Fish and Game Warden

A Sword for Mother Nature: The Further Adventures of a Fish and Game Warden

No Safe Refuge: Man As Predator in the World of Wildlife

Slaughter in the Sacramento Valley: Poaching and Commercial-Market Hunting - Stories and Conversations

Wildlife On The Edge: Adventures of a Special Agent in the U.S. Fish & Wildlife Service

The Thin Green Line: Outwitting Poachers, Smugglers, And Market Hunters

Wildlife Wars: The Life and Times of a Fish and Game Warden