APA ציטוט

Lapp, R. E. (1981). Matter (2d ed.). Time-Life Books.

Chicago Style (17th ed.) Citation

Lapp, Ralph Eugene. Matter. 2d ed. Hongkong: Time-Life Books, 1981.

ציטוט MLA

Lapp, Ralph Eugene. Matter. 2d ed. Time-Life Books, 1981.