APA (7th ed.) Citation

Gatmaitan, E., Rivera, D., & Manahan, G. V. (1978). A Summer camp for children.

Chicago Style (17th ed.) Citation

Gatmaitan, Erwin, David Rivera, and Geronimo V. Manahan. A Summer Camp for Children. 1978.

MLA (9th ed.) Citation

Gatmaitan, Erwin, et al. A Summer Camp for Children. 1978.