APA-čujuhus (7. p.)

Shukla Shiv & International Fertilizer Industry Association. Increased energy recovery in a suphuric acid plant by heat recovery syste (HRSTM).

Chicago-čujuhus (17. p.)

Shukla Shiv juo International Fertilizer Industry Association. Increased Energy Recovery in a Suphuric Acid Plant by Heat Recovery Syste (HRSTM).

MLA-čujuhus (9. p.)

Shukla Shiv juo International Fertilizer Industry Association. Increased Energy Recovery in a Suphuric Acid Plant by Heat Recovery Syste (HRSTM).

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