APA (7th ed.) Citation

24658, P. I. I. (1981). PHP. Tokio, JP: PHP Institute International.

Chicago Style (17th ed.) Citation

24658, PHP Institute International. PHP. Tokio, JP: PHP Institute International, 1981.

MLA (9th ed.) Citation

24658, PHP Institute International. PHP. Tokio, JP: PHP Institute International, 1981.

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