APA Citation

Snyder, G. S., & Snyder, G. S. (1970). In the footsteps of Lewis and Clark. Washington, D.C.: National Geographic Society.

Chicago Style Citation

Snyder, Gerald S., and Gerald S. Snyder. In the Footsteps of Lewis and Clark. Washington, D.C.: National Geographic Society, 1970.

MLA Citation

Snyder, Gerald S., and Gerald S. Snyder. In the Footsteps of Lewis and Clark. Washington, D.C.: National Geographic Society, 1970.

Warning: These citations may not always be 100% accurate.