APA

Lehrman R. L., . (1990). Physics the easy way. New York: Barron's Educational Series.

Chicago

Lehrman Robert L, . 1990. Physics the easy way. New York: Barron's Educational Series.

Harvard

Lehrman R. L., . (1990). Physics the easy way. New York: Barron's Educational Series.

MLA

Lehrman Robert L, . Physics the easy way. New York: Barron's Educational Series. 1990.