Παραπομπή APA

Robert H Perry. (1984). Perry's chemical engineer's hand book (6th.). Mc graw-hill book company.

Παραπομπή Chicago Style

Robert H Perry. Perry's Chemical Engineer's Hand Book. 6th. Mc graw-hill book company, 1984.

Παραπομπή MLA

Robert H Perry. Perry's Chemical Engineer's Hand Book. 6th. Mc graw-hill book company, 1984.